ice is pure or mixture
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Is a glass of ice water a pure substance or a mixture? Submit. · just now. Report Abuse. Normally, a liquid and its frozen form together would be a pure substance. However, water is a unique substance. When it freezes, unlike other substances, air mixes with the water and and the ice has increased volume as a result. This means that the water with ice in it isn't just H20, it's purely H20 in the water part and H20 + air in the ice part. Mixture, because the air is physically trapped as a part of the ice, but not in its liquid form.
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Is Distilled Water a Mixture? For example, lemonade is a mixture because the acid, water and sugar in the drink do not chemically bond together to form a new substance. Instead, the acid and sugar are dissolved in the water and float around within it. Distillation of water removes most minerals dissolved within it.
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Is Air a Compound or a Mixture? Is air a pure substance? Air is not a pure substance but a mixture of different gases. It is composed of approximately 78 percent nitrogen and 21 percent oxygen, with small amounts of about a dozen other gases making up the remainder.
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- Pure Substances and Mixtures • A pure substance is a type of matter that contains only one kind of particle. For example, aluminum, table sugar, and distilled water are pure substances. • A mixture is a type of matter that contains two or more pure substances mixed together. For example, steel, salt water, milk, and air are mixtures. • Mixtures can be solids, liquids, or gases, or even combinations of these.
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Mixtures - How it works Mixtures and Pure Substances. A mixture is a substance with a variable composition, meaning that it is composed of molecules or atoms of differing types. These may have intermolecular bonds, or bonds between molecules, but such bonds are not nearly as strong as those formed when elements bond to form a compound.
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- Pure substances mix to form mechanical mixtures or solutions. In a solution, the particles of the pure substances are mixed. evenly so that neither original substance is visible. In a. mechanical mixture, the substances do not mix evenly. Both. substances are clearly visible.
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- 1 The slime will be gone. 2  In a large gumbo pot, add the vegetable oil and saute sauté the onions until they become. 3  Clear add the ham and sausage and cook for 15 minutes, more stirring. 4  Often add the, okra seafood or chicken, stock and tomato sauce and simmer for 20, minutes stirring, often over medium.  heatow Carb Roux-less Okra Gumbo. 1  Recipe created by FabFood on Jul 23, 2007. 2  Permalink: http://sheknows.com/recipes/low-carb-roux-less-okra-gumbo. 3  View more recipes by FabFood.
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- A MIXTURE is a combination of two or more substances that are not chemically united and do not exist in fixed proportions to each other. Most natural substances are mixtures. In the graphic on the left there are four substances - water, alcohol, oil, and food color dye. MIXTURES PURE COMPOUNDS: A mixture can be physically separated into pure compounds or elements. A pure compound has a constant composition with fixed ratios of elements. Just about everything that you can think of is probably a mixture.
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- Examples of mixtures include sand and sugar, alcohol and water, and flour and sugar. A mixture is a combination of two or more substances in which each substance retains its own chemical identity.
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- Pure substances are homogeneous. throughout. They have the same chemical properties no. matter where the sample is obtained or how large the. sample is. Mixtures are combinations of two or more. substances, with each substance retaining its chemical. identity. In this lab, you will obtain four test tubes containing unknown. solids. The melting point, or the temperature at which the. matter changes from a solid to a liquid, will be measured to. determine if the matter is a mixture or a pure substance. Any. given pure substance will always have the same melting. point.
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- pure substance. (chemistry). A sample of matter, either an element or a compound, that consists of only one component with definite physical and chemical properties and a definite composition.
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Pure substance or mixture? Classify each of the following as a pure substance or mixture; if a mixture, indicate whether it is homogenous of heterogeneous: a) air b) tomato juice c) iodine crystals d) sand. Add your answer. Source. Submit Cancel.
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Pure S ubs ta nce s & Mix tu r es A substance in which there is only one type of particle. The particles of a pure substance are alike no matter where they are found. Ex: Particles of iron in a skillet are the same as the iron particles found in a meteorite
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- All matter can be classified as either a mixture or a pure substance. Mixtures can be homogeneous or heterogeneous. Pure substances can be either elements or compounds. Pure Substances cannot be separated into component parts by physical methods and follow the law of constant composition.
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Is an element a pure substance? Carbon in a diamond is a pure example of the element. Carbon in a block of dry ice is combined with another element, oxygen, to form carbon dioxide. The block of dry ice is an example of a pure compound. Carbon in the haemaglobin in your blood is combined with many other elements to form a compound. This compound is mixed with lots of other compounds.
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- Mixture. A mixture is one in which two or more pure substances retain their chemical identity. For example, if you dissolve some sugar into water, the sugar molecules and water molecules remain as sugar and water, it is just that the two are now dispersed in each other.
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- Definition: A pure substance is a sample of matter with both definite and constant composition with distinct chemical properties. Alternate Spellings: chemical substance. Examples: water, diamond, gold, table salt (sodium chloride), ethanol.
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CONTENTS A substance containing only one type of atom or one type of molecule is a pure substance. Most of the matter around us, however, consists of mixtures of pure substances. Air, wood, rocks and dirt are examples of such mixtures. Mixtures can be classified as Homogeneous and Heterogeneous.
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Chapter 6 Acids, Bases, and Solutions •Pure substance: matter that has a fixed (constant) composition and unique properties. Contains only 1 type element or compound; homogeneous  Mixture: Contains at least 2 PHYSICALLY combined compounds; can be homogeneous or heterogeneous.Pure substance: matter that has a fixed (constant) composition and unique properties. Contains only 1 type element or compound; homogeneous  Mixture: Contains at least 2 PHYSICALLY combined compounds; can be homogeneous or heterogeneous.
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Is Water a Pure Substance? A: Water is a pure substance. This is because it has the same material all over and is made of one kind of substance throughout. Moreover, water cannot be separated into other materials. Water is a compound that contains two different elements: hydrogen and oxygen.
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Is a glass of ice water a pure substance or a mixture? Best Answer: Pure substance. If it were a mixture there would be something else in the glass with it. And water is the purest of all liquids every living thing needs water.
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- Lesson Summary. Let's review. Pure substances are defined as substances that are made of only one type of atom or molecule. The purity of a substance is the measure of the extent to which a given substance is pure. The physical properties of a pure substance include well-defined melting and boiling points.
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Is sugar-water a mixture or a compound? Sugar water is a mixture. A mixture is the combination of two substances that can easily be physically separated. The components of a mixture retain their own properties. It … takes a significant amount of energy to separate the parts of a compound and the components of a compound do not retain their own properties.
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Is an element a pure substance? Yes, in chemistry a pure substance means either an element or a compound. Thus, hydrogen, oxygen, sodium, iron, copper etc. are pure substances; and so are compounds such as water, sugar, ammonia, sodium chloride, methane, ethanol etc. A compound is composed of two or more elements combined in a fixed ratio by mass.
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- Mixtures. A mixture is made from different substances that are not chemically joined. For example powdered iron and powdered sulphur mixed together makes a mixture of iron and sulphur.ixtures. A mixture is made from different substances that are not chemically joined. For example powdered iron and powdered sulphur mixed together makes a mixture of iron and sulphur.
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What is a pure substance? Examples of pure substances would be: H2O (water), neon (an element), and NaCl (table salt). a pure cickroach is gat with a goat. A pure substance cannot be separated into any other kinds of matter by any physical or chemical process. It is also made up of the same particles.