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2. What is a mixture? As it is falling, the ball possesses. Explain. The chemical formula for this incredibly important substance is "H2O". 3. Chocolate chips are made up of multiple blocks, which is why it is not a pure substance. Is water classified as an element, a compound, a homogeneous mixture, or a heterogeneous mixture? 7. 1. has the smallest mass Fe It may seem beneficial to have one vocabulary term to describeeverysubstance that exists. Boiling Point: 100 degrees Celsius. (Or Mixture, Solution, or Element? 3. ice (H2O) There is a maximum of six electrons in the 3p sublevel. 3. calcium a. element b. mixture c. homogeneous mixture d. heterogeneous mixture, Explain the differences between the following. chemical changes. Homogeneous a car speeding down the freeway the energy in your food ), kilocalories: 210 kcal Concrete is a heterogeneous mixture of an aggregate: cement, and water. Chocolate chip ice cream is a heterogeneous mixture. Ca Explain. True or False: When heat is added to a solid, the particles move faster. JoVE publishes peer-reviewed scientific video protocols to accelerate biological, medical, chemical and physical research. Chemical Explain the difference between a homogeneous mixture and a heterogeneous mixture. Phosphorus will ignite when exposed to air As was the case with the physical properties of chemistry that were defined in the previous chapter, specific rules must be followed when writing elemental symbols. Compound, pure substance, mixture, and an element. Explain. 246 K is found in the nucleus = proton and neutron 4. Chocolate chip cookies it is a Homogeneous mixture or Heterogeneous mixture? -most of our hydrogen and oxygen is found as water, which But this chip is chocolate, which is made up of multiple substances including cocoa/cacao, sugar, and other ingredients. Chocolate Chips + ice cream = a heterogeneous mixture. sulfur 16p, 16e, How many protons and electrons are there in a neutral atom of the following? What is an example of a pure substance? gasoline The substances in the material do not become chemically bonded to each other, which means that they can be separated fairly easily (meaning without having to force a chemical reaction to make it happen). 1. 5. nonmetal You aren't able to separate the ingredients in the sauce or the dough. 2. c) 2 Ar, Biology Cells - Cells Fractionation and Ultra, Chemistry: An Introduction to General, Organic, and Biological Chemistry, Klaus Theopold, Paul Flowers, Richard Langley, William R. Robinson, PTA Techniques: Ch. Heterogeneous Mixture: In a heterogeneous mixture, all particles are visible because the mixture. Chlorine Ca=calcium x[mo8 b6M\E8Jbljl!)Lymq8<3! 4. 2. hydrogen peroxide (H2O2) Give some examples. for an "average atom," which is a weighted average of the masses of all the naturally occurring isotopes of that element. 8. - Density: 2.1g/mL -only movement is to vibrate slowly in fixed positions, -has a definite volume, but not a definite shape. Na 4. 3. 4. an element that is a gas at room temperature 3. kilocalories to freeze 225 g of water 3. Because the heat of vaporization is greater than the heat of fusion what is illustrated to show this on the heating curve? Mixtures can be separated by the differences in the physical properties of their components. Is iron classified as an element, a compound, a homogeneous mixture, or a heterogeneous mixture? d. Physical. Question: Classify each of the following mixtures as homogeneous or heterogeneous: a. nonfat milk b. chocolate-chip ice cream C. gasoline d. peanut butter sandwich e. cranberry juice 2. - Are similar to each other and different from those of 3p sublevel While a complete elemental name can be writtenwith its first letter being either capitalized or lower-case, the first letter in an elemental symbolmustbe capitalized, and any additional lettersmustbe lower-case. 2. Explain. Is a chocolate chip cookie an example of a heterogeneous or homogenous mixture? Sugar and sand form a heterogeneous mixture. 4. Alcohol43. Gasoline burns in air. Concrete is a heterogeneous mixture of an aggregate: cement, and water. d) 3, What element has an atomic number of 12? 4. It is the same everywhere. Give some examples. 396 kJ released. 3. 3. fruit salad which is the total number of protons and neutrons in its nucleus. Explain. 2. Answer c: Homogeneous 65.3F=C On the other hand, homogenous is a mixture too, but the elements are not. Classify each of the following as a pure substance (element or compound) or a mixture (homogeneous or heterogeneous): ;:fercB{\'\ q1074~c<>)FYldeT. What is meant by the homogeneous mixture? 1. baking soda (NaHCO3) A heterogeneous mixture consists of visibly different substances or phases. . 3. n=4 energy level 3. kilocalories to heat 150 g of water from 15 C to 77 C 120 J has a mass about the same as a proton d. Homogeneous mixture. 3. -They tend to lose electrons when they undergo 7. Italian salad dressing heterogeneous 11. rubbing alcohol homogeneous 4. corn syrup homogeneous 12. full fat milk heterogeneous 5. soil heterogeneous 13. beach sand heterogeneous bubbly champagne, Neon is a colorless gas at room temperature = physical 4300 kcal released HETEROGENEOUS MIXTURES A heterogeneous mixture consists of visibly different substances or phases. of an element is equal to the number of protons in every atom of that element. a proton and an electron = no 7. lead What are the examples of homogeneous? The particles within a liquid have enough energy to overcome their attractive forces and become a gas. 8. silver, 1. metal Anelementconsists of only one type of atom and cannot be broken down into smaller pieces without changing its properties. 62C=K Ammonia will corrode iron. Indicate whether each of the following statements describes potential or kinetic energy: endobj Think about all the sugar, oil, milk, and cocoa (which comes from the cacao bean) that are need to make chocolate. No, chocolate pudding is not a pure substance. 4 0 obj is matter that has a fixed or definite composition. Describe an example of a homogeneous and heterogeneous mixture. is found in the larger part of the atom 1. calcium 5. Period 2, Identify each of the following elements as a metal, a nonmetal, or a metalloid: Sugar solution37. Explain. Is calamine lotion an example of a heterogeneous or homogenous mixture? Give three examples of heterogeneous mixtures and three examples of solutions that you might use in daily life. A heterogeneous mixture is a type of mixture wherein the individual components may still be identified. How many kilojoules are released when 75.0 g of steam at 100 C condenses, cools to 0 C, and freezes at 0 C? Accessibility StatementFor more information contact us atinfo@libretexts.orgor check out our status page at https://status.libretexts.org. Deposition, Calculate the heat change at 0 C for each of the following, and indicate whether heat was absorbed/released: Thus, the chocolate chip cookie is an example of heterogeneous mixture. The difference between homogeneous and heterogeneous is whether not the composition and appearance of the substance is consistent throughout. hydrogen 114F=C, 1. A mixture is formed by combining two or more materials. 1. Explanation:Since both the "C" and the "O" are capitalized, each must represent its own unique element (carbon and oxygen, respectively). - good conductors of heat and electricity When oil and water are combined, they do not mix evenly, but instead form two separate layers. 5. 1. Classify each of the following as a physical or chemical change: There are five orbitals in the 3d sublevel. Chocolate chip cookies are a heterogeneous mixture. A tree is cut into boards at a sawmill = physical While it wouldnt be easy to separate the ingredients in chocolate, it could be done without a chemical reaction. What is a heterogeneous mixture? Chocolate chip cookie dough is a heterogeneous mixture. Atomic #. - Metals can be shaped into wires (ductile) or hammered into a flat sheet (malleable). Group 4A (14), Period 2 1. calories to melt 65 g of ice What is a solution? Heterogeneous 2. Explain. sulfur = S 4. Classify each of the following pure substances as an element or a compound: Explain. Li Discover the definition of heterogeneous mixtures, as well as their types and examples. Still curious about mixtures, compounds, and solutions, or whether common materials familiar to you like iron, ammonia, soil, gold, motor oil, oxygen, brick, grape juice, beer, diamond, bleach, urine, and limestone are mixtures or pure substances? Answer a: Heterogeneous A mixture contains two or more substances. Answer b: Heterogeneous What is a homogeneous liquid that is mixed thoroughly? Classify each substance as homogeneous or heterogeneous and explain your reasoning. Is this a homogeneous or heterogeneous mixture? 7. boron Is marble classified as an element, a compound, a homogeneous mixture, or a heterogeneous mixture? . - Of two or more different elements combine to form What is completely flat soda an example of? 6. nonmetal Ice cubes in cola form a heterogeneous mixture. - Are tiny particles of matter. b. How do the properties of a heterogeneous mixture differ from those of a solution? Show that the nuclear density is the same for all nuclei. 4. a skier at the top of a hill, 1. Physical 3. two or more different substances are physically mixed, but not chemically combined. (a) baby oil (b) chocolate chip cookie (c) water and gasoline (d) wine Classify each mixture as homogeneous or heterogeneous. 16.7 kJ released, Draw a heating curve for a sample of ice that is heated from 20C A heterogenous mixture is that mixture in which the composition is not uniform throughout . 5. Is chocolate chip ice cream an example of a homogeneous or heterogeneous mixture? Mixture, A dietitian includes one of the following mixtures in the lunch menu. Fruit salad42. . Sugar and sand form a heterogeneous mixture. You aren't able to separate the ingredients in the sauce or the dough. copyright 2003-2023 Homework.Study.com. - Are shiny solids In the light of above definitions: 5. The chemical formula for water contains an "H," which is the elemental symbol for "hydrogen," and an "O," which is the elemental symbol for "oxygen." How would one describe pure substances and mixtures? Classify each of the following as homogeneous or heterogeneous: 4. at the top of a ski hill about to come down = potential energy, Indicate whether each item describes potential or kinetic energy: Calculate the energy required to keep the light bulb burning for 3.0 h in each of the following energy units: Ice cubes in cola form a heterogeneous mixture. The mixture is homogeneous because if several samples were taken, each sample would contain both salt and water in the same relative ratio, making every sample "equally salty. { "2.01:_Matter" : "property get [Map MindTouch.Deki.Logic.ExtensionProcessorQueryProvider+<>c__DisplayClass228_0.b__1]()", "2.02:_Periodic_Table" : "property get [Map MindTouch.Deki.Logic.ExtensionProcessorQueryProvider+<>c__DisplayClass228_0.b__1]()", "2.03:_Atoms_and_Subatomic_Particles" : "property get [Map MindTouch.Deki.Logic.ExtensionProcessorQueryProvider+<>c__DisplayClass228_0.b__1]()", "2.04:_Neutrons:__Elemental_Isotopes_and_Mass_Number_Calculations" : "property get [Map MindTouch.Deki.Logic.ExtensionProcessorQueryProvider+<>c__DisplayClass228_0.b__1]()", "2.05:_The_Bohr_Model_-_Atoms_with_Orbits" : "property get [Map MindTouch.Deki.Logic.ExtensionProcessorQueryProvider+<>c__DisplayClass228_0.b__1]()", "2.06:_Quantum-Mechanical_Orbitals_and_Electron_Configurations" : "property get [Map MindTouch.Deki.Logic.ExtensionProcessorQueryProvider+<>c__DisplayClass228_0.b__1]()", "2.07:_Applications_of_Electron_Configurations_Valence_Electrons_and_Electron_Dot_Structures" : "property get [Map MindTouch.Deki.Logic.ExtensionProcessorQueryProvider+<>c__DisplayClass228_0.b__1]()" }, { "00:_Preface-_The_Chemical_World" : "property get [Map MindTouch.Deki.Logic.ExtensionProcessorQueryProvider+<>c__DisplayClass228_0.b__1]()", "01:_Measurement_and_Problem_Solving" : "property get [Map MindTouch.Deki.Logic.ExtensionProcessorQueryProvider+<>c__DisplayClass228_0.b__1]()", "02:_Atoms_and_Elements" : "property get [Map MindTouch.Deki.Logic.ExtensionProcessorQueryProvider+<>c__DisplayClass228_0.b__1]()", "03:_Molecules_and_Compounds" : "property get [Map MindTouch.Deki.Logic.ExtensionProcessorQueryProvider+<>c__DisplayClass228_0.b__1]()", "04:_Quantities_in_Chemical_Reactions" : "property get [Map MindTouch.Deki.Logic.ExtensionProcessorQueryProvider+<>c__DisplayClass228_0.b__1]()", "05:_Matter_and_Energy" : "property get [Map MindTouch.Deki.Logic.ExtensionProcessorQueryProvider+<>c__DisplayClass228_0.b__1]()", "06:_Gases" : "property get [Map MindTouch.Deki.Logic.ExtensionProcessorQueryProvider+<>c__DisplayClass228_0.b__1]()", "07:_Solutions" : "property get [Map MindTouch.Deki.Logic.ExtensionProcessorQueryProvider+<>c__DisplayClass228_0.b__1]()", "08:_Acids_and_Bases" : "property get [Map MindTouch.Deki.Logic.ExtensionProcessorQueryProvider+<>c__DisplayClass228_0.b__1]()", "09:_Nuclear_Chemistry" : "property get [Map MindTouch.Deki.Logic.ExtensionProcessorQueryProvider+<>c__DisplayClass228_0.b__1]()", "10XX:_Introduction_to_Organic_Chemistry" : "property get [Map MindTouch.Deki.Logic.ExtensionProcessorQueryProvider+<>c__DisplayClass228_0.b__1]()" }, https://chem.libretexts.org/@app/auth/3/login?returnto=https%3A%2F%2Fchem.libretexts.org%2FCourses%2FHeartland_Community_College%2FCHEM_120%253A_Fundamentals_of_Chemistry%2F02%253A_Atoms_and_Elements%2F2.01%253A_Matter, \( \newcommand{\vecs}[1]{\overset { \scriptstyle \rightharpoonup} {\mathbf{#1}}}\) \( \newcommand{\vecd}[1]{\overset{-\!-\!\rightharpoonup}{\vphantom{a}\smash{#1}}} \)\(\newcommand{\id}{\mathrm{id}}\) \( \newcommand{\Span}{\mathrm{span}}\) \( \newcommand{\kernel}{\mathrm{null}\,}\) \( \newcommand{\range}{\mathrm{range}\,}\) \( \newcommand{\RealPart}{\mathrm{Re}}\) \( \newcommand{\ImaginaryPart}{\mathrm{Im}}\) \( \newcommand{\Argument}{\mathrm{Arg}}\) \( \newcommand{\norm}[1]{\| #1 \|}\) \( \newcommand{\inner}[2]{\langle #1, #2 \rangle}\) \( \newcommand{\Span}{\mathrm{span}}\) \(\newcommand{\id}{\mathrm{id}}\) \( \newcommand{\Span}{\mathrm{span}}\) \( \newcommand{\kernel}{\mathrm{null}\,}\) \( \newcommand{\range}{\mathrm{range}\,}\) \( \newcommand{\RealPart}{\mathrm{Re}}\) \( \newcommand{\ImaginaryPart}{\mathrm{Im}}\) \( \newcommand{\Argument}{\mathrm{Arg}}\) \( \newcommand{\norm}[1]{\| #1 \|}\) \( \newcommand{\inner}[2]{\langle #1, #2 \rangle}\) \( \newcommand{\Span}{\mathrm{span}}\)\(\newcommand{\AA}{\unicode[.8,0]{x212B}}\), status page at https://status.libretexts.org. Therefore salt water is a homogeneous mixture. Define the following terms. Group 3A (13), Period 3. If you had chocolate that had added extras that were not consistent and uniform throughout, then it would be a heterogeneous mixture. 4. 1. calories to vaporize 10.0 g of water Mixtures that appear to be homogeneous are often found to be heterogeneous after microscopic examination. Any system with two phases . What is the difference between homogeneous and heterogeneous mixtures give examples? is resistant to corrosion = chemical . Is water and ice cubes a homogeneous or heterogeneous mixture? Cl kilojoules: 880 kJ. A pure substance is one that is made up of one building block. (Conservation of Mass). Explanation:The vegetables present in a vegetable soup are not uniformly-distributed. 2. has a 1+ charge coffee (black) a. a heterogeneous mixture b. a suspension c. a solution d. an element, Which statement describes KCl(aq)? Classify each of the following as a pure substance (element or compound) or a mixture (homogeneous or heterogeneous): 2. What are the phases of a heterogeneous mixture? Is this a homogeneous or heterogeneous mixture? Is each of the following statements true or false? tin Explain. If the temperature drops to -11 C, what is it in degrees Fahrenheit? What is this temperature in degrees Fahrenheit? The first step to answering this question is to understand what a pure substance is, scientifically and chemically. -Metallic character is more prevalent in the elements on the left side of the periodic table (metals) and decreases going from left to right across a period, MRI SEQUENCE PARAMETERS AND OPTIONS REVIEW QU. % . Identify each of the following changes of state as evaporation, boiling, or condensation: bubbly champagne = Heterogenous, Classify each of the following mixtures as homogeneous or heterogeneous: 2. Explain. 5. iron Would you use the atomic number, mass number, or both to determine each of the following? a) F Is rum classified as a mixture or a pure substance? 11300 J absorbed -Ca, P, K, Cl, S, Na, and Mgare What do homogeneous and heterogeneous have in common? Ice is water, and the liquid part is sugar and . What should be done if a shipment of food is received in the temperature danger zone? Chemical, Describe each of the following properties for the element fluorine as physical or chemical: The reason that chocolate pudding is not considered a pure substance even though it looks the same from every angle is that chocolate pudding is made up of many ingredients. You'll get a detailed solution from a subject matter expert that helps you learn core concepts. Is a bucket of rocks and sand an example of a heterogeneous or homogenous mixture? makes up 55 to 60% of our body mass. b. (a) Fine sand and coarse gravel (b) Vegetable oil, Styrofoam, and wat. Chocolate chip cookies are . are one-or two-letter abbreviations for the names of the elements, Write the symbols for the following elements: 6. melts at 1852C 2. proton In a heterogeneous mixture, all particles are visible because the mixture is not evenly distributed-for example, oil and water, vegetable soup, etc. Freezing For this reason, it is not a pure substance. 5. located in Group 8A (18) A silver pin tarnishes in the air = chemical Essential to Health: -20 are essential for the well-being and survival of the e) 5, A) all matter is made up of small pieces called atoms, Which IS a part of Dalton's Atomic Theory? In a sauna, 122 g of water is converted to steam at 100 C. Pizza is a homogeneous and heterogeneous mixture, because the toppings you are able to separate. 8. strontium, 1. A chocolate chip cookie is a heterogeneous mixture, because it contains many different chemicals that form the cookie dough and the chocolate chips, which can be separated by pulling out the chips. Physical. c) Mg You aren't able to separate the ingredients in the sauce or the dough. Group 2A (2), Period 4 What is similar and what is different for 1s, 2s, and 3s orbitals? Usually a chocolate chip is a simple piece of pure chocolate, meant for eating or mixing into another recipe. 2. Another key component of homogenous mixtures vs. heterogeneous mixtures is what phase each substance is in. The Capitalized "C" indicates the start of a second elemental symbol. human body. What did Rutherford determine about the structure of the atom from his gold-foil experiment? 3 0 obj Explain. 5d sublevel. A chocolate-chip cookie does not have a uniform composition, which makes it a heterogeneous mixture. Explain. A heterogeneous mixture is simply any mixture that is not uniform in composition it's a non-uniform mixture of smaller constituent parts. Give two examples of heterogeneous mixtures. Its state, size, or appearance will change, but its composition remains the same. How is rubbing alcohol a homogenous mixture? 2. 2. n=2 The mixture is heterogeneous because if several samples were taken, each sample would contain a different number of chocolate chips, making every sample "unequally chocolatey.". oxygen =O In chocolate chip cookies, the mixture is not evenly distributed. What is this change of state? Ice cubes in a soda are a heterogeneous mixture. Nearly everything within the known universe, from water, to a fish, to the planets, is composed of matter. Often it is easy to confuse a homogeneous mixture with a pure substance because they are both uniform. Chemical Butane gas in an igniter burns in oxygen. 2. Chocolate chip cookies These individual components are uniformly blended with one another, so every"sample"taken when drinking a glass of wine would have the same color, aroma, and flavor. A patient receives 3.2 L of intravenous (IV) glucose solution. (a) normal urine (b) gasoline (c) batter for chocolate chip cookies arrow_forward Rainwater comes from the oceans. Explain. Chocolate chip cookies are a heterogeneous mixture. Heterogeneous mixtures For example, Lucky Charms cereal is an example of a heterogeneous mixture. The abbreviation "Hg" is derived from the Greek word "hydrargyrum,"which means "liquid silver"- a phrase that accurately represents the appearance of mercury! <> 1 0 obj Each of the layers is called a phase. Is taking place as water particles with sufficient energy escape from the liquid surface and enter the gas phase. blood. the mass of an atom. mass number - atomic number = number of neutrons, What do you know about the subatomic particles from the following? 28 cal to J Explain. If you have straight chocolate, without any nuts or other ingredients which couldnt be spread out uniformly throughout the chocolate, wed call it a homogeneous mixture. 2. joules to vaporize 5.00 g of water P, has a mass about the same as a proton= neutron 1. number of protons in an atom homogenized milk Each portion of the heterogeneous mixture may have a different ratio of the components in it. Physical a. 3. There will be uneven amounts of dough to chocolate. Is baking soda (NaHCO3) classified as a mixture or a pure substance? Unless the cookie is made precisely with a machine, those chips are spread out throughout the cookie unevenly. Therefore, every elemental name has a corresponding abbreviation, called anelemental symbol. - electrons that occupy a large, empty space around the Is benzene (C6H6) classified as a mixture or a pure substance? 1. . Give an example of a homogeneous mixture. What is that temperature in degrees Fahrenheit? Whats the Temperature equation that relates a Fahrenheit temperature and its corresponding Celsius temperature? fluorine a. pure substance b. element c. both homogeneous and heterogeneous mixtures d. homogeneous mixture e. heterogeneous mixture. arrow_forward Classify the following as solution or heterogeneous mixture. 3. lost when 15.0 g of ethanol, C2H6O, cools from 60.5 C to 42.0C 3. is found outside the nucleus Choose the homogeneous mixture from the list below. Chocolate is made up of multiple ingredients (such as cocoa, oils, and sugar, as well as milk). 2. is a gas at room temperature In most technical applications homogeneous means that the properties of a system are the uniform throughout the entire system; heterogeneous (also inhomogeneous) means that the properties change within the system. 2. In the process of making ice cream, rock salt is added to crushed ice to chill the ice cream mixture. has a grayish-white color = physical Conversely, a heterogeneous mixture has components whose proportions vary throughout the sample. Explain the difference between homogeneous catalysis and heterogeneous catalysis. 8. A homogenous mixture is that mixture in which the components mix with each other and its composition is uniform throughout the solution. Copper is an element, which is a pure substance. d) B, What period is Ca in? To convert from degrees Fahrenheit to degrees Celsius? Classify each of the following as a physical or chemical change: How can you tell just by looking if a mixture is most likely homogeneous or heterogeneous? Much like elements, each compound has a correspondingchemical name, which can be abbreviated using achemical formula. "Dihydrogen monoxide" is the chemical name for the compound commonly known as "water." 98.6 F melting Which of the following best describes the substance XeF_4? Salt and pepper form a heterogeneous mixture. Water freezes on a pond. Is a taco an example of an element, compound, homogeneous mixture/solution, or heterogeneous mixture? How would you separate Fe3+ from Ba2+ in a mixture? Kinetic <>>> How do mixtures differ from pure substances? -valence electrons occupy the s and p sublevels with the highest principal quantum number n. of an atom is determined by the distance of the valence electrons from the nucleus. Explain. 4. manganese What best describes homogeneous mixture . -25C to C, the energy in your food = potential energy 2. The vocabulary discussed in this section is summarized below in Figure \(\PageIndex{1}\). 4. solid Accept any reasonable answer. ; Heterogeneous mixtures include multi-phase substances (different states of matter), such as sand and . Mixtures: Mixtures can be a combination of elements,. He sulfur Lava flows into the ocean and steam forms. The LibreTexts libraries arePowered by NICE CXone Expertand are supported by the Department of Education Open Textbook Pilot Project, the UC Davis Office of the Provost, the UC Davis Library, the California State University Affordable Learning Solutions Program, and Merlot. a) Ca Example: to determine the heat needed to melt a sample of ice, the mass of ice, in grams, is multiplied by the heat of fusion. Is soil classified as an element, a compound, a homogeneous mixture, or a heterogeneous mixture? Explain the term heterogeneous nucleation. 2. joules to melt 17.0 g of ice 1. oxygen It is not uniform, and this is why a chocolate chip cookie is considered a heterogeneous mixture. 2. d) Rb, How many electrons does an atom of He have? 1. Is sand a pure substance or a mixture? Rutherford determined that an atom contains a small, compact nucleus that is positively charged. 4. . If the same amount of heat is supplied to samples of 10.0 g each of aluminum, iron, and copper, all at 15.0 C, which sample would reach the highest temperature? Is tossed salad a homogeneous mixture or a heterogeneous mixture? 2. 3. Atomic # Is sugar water classified as an element, a compound, a homogeneous mixture, or a heterogeneous mixture? 8. gold, Write the name for the symbol of each of the following elements found in the body: 5. carries a negative charge = electron, Decide if it is a proton, neutron, or electron described in each of the following: Changing either the elements that are present or their ratio changes the identity of the compound and, therefore, itsproperties. are atoms of the same element that have the same atomic number but different numbers of neutrons. When steam from a pan of boiling water reaches a cool window, it condenses. Homogeneous mixture. Heterogeneous: 1)chocolate chip cookie 2)soup 3)earth 4)cookie dough ice cream 5)trail mix 18 Somesh Saurabh High school undergraduate Author has 117 answers and 745.4K answer views 6 y Homogeneous mixtures have the same composition throughout. The chocolate. 3 b 4 g 5 d 6 c 7 e mixture heterogeneous homogeneous jello cherry jello with bananas plain cherry jello ice cream rocky road plain vanilla, associated to classifying matter worksheet answers key this short article describes best ways to answer appropriately questions on yahoo responses and produce profits for you 1 / 11 In a heterogeneous mixture the substances are not evenly distributed (chocolate chip cookies, pizza, rocks) 1. For example, water (H2O) is used to extinguish fires, but dihydrogen sulfide (H2S) is highly flammable!