Suppose there are four unknowns in bottles: three of the bottles are solutions and one is a pure substance. How are you going to determine which of the unknown is a pure substance?  Seawater is composed of salt, sand, and water. Is seawater a heterogenous mixture or homogenous mixture?

Q: 1. Liquid A and Liquid B are clear liquids. They are placed in open containers and allowed to…

A: Q1) Liquid 'is characterized by' a fluid and unstructured substance due to the gap between its…

Q: Which mixtures in the image represents what type of mixture? (Drag and drop your answers in the…

A:

Q: Classify the following as element, compound, homogeneous mixture or heterogeneous mixture: i). A…

A: Element: An element is a chemically pure substance that can't be further broken down into chemically…

Q: Determine whether each change is physical or chemical. What kind of property (chemical or physical)…

A: (a)The evaporation of rubbing alcohol indicates that it changes from liquid to gas. But, it still…

Q: Question attached

A: An atom consists mainly of three subatomic particels that are electron, proton, and neutrons. When…

Q: Aspirin is composed of 60.0% carbon, 4.5% hydrogen, and35.5% oxygen by mass, regardless of its…

A: Given compound is aspirin.  It is said to contain 60.0 % carbon, 4.5 % hydrogen and 35.5 % oxygen.

Q: (1) Diamond and graphite are two minerals with identical chemical compositions, pure carbon (C).…

A: 1. Given that, diamond and graphite are two materials with identical chemical compositions and pure…

Q: A beaker containing a green liquid is left uncovered in a laboratory for one week., After the liquid…

A: Mixture is a combination of two or more different chemical substances that are not combined…

Q: Which of the following is a property of water?  It can freeze very fast.  It has low heat…

A: Water is present in all three states that is, solid, gas, and liquid on the Earth. Hence, the…

Q: Make an outline or schematic diagram of the procedure to effectively separate the components of the…

A: Since you have posted a question with multiple sub-parts,we will solve first three sub-parts for…

Q: In a dry test tube, put enough cane sugar to make a layer about 1⁄4 inch deep. heat the tube in the…

A: During the hearing process of cane sugar in test tube, sugar first melts, then turns brown, and…

Q: Describe the 4 ways to classify matter (pure element, pure compound, homogenous mixture,…

A: Matters are classified into 4 different categories based on the type or composition of particles…

Q: 4. Which of the following are homogeneous mixtures? Which are heterogeneous mixtures? a. rubbing…

A: A mixture is a combination of two or more substances. It was classified into two types i.e.…

Q: Which of the following statements describe a physical property? i. A property which can be observed…

A: A physical property is a characteristic of a substance that can be observed or measured without…

Q: Are the following statements correct? If not, fix them A compound is a pure substance that has…

A: A compound is a component formed by the combination of two or more than two elements. It's made up…

Q: Classify substance as a pure substance or a mixture. If it is a pure substance, classify it as an…

A: Given: Vegetable soup

Q: Which of the following is a mixture?  Brass, carbon monoxide, sulfur dioxide or salt

A: A mixture is formed due to the physical combination of substances bounded together in a…

Q: Explain the difference between a pure substance and a mixture?

A: A pure substance is composed of only one type of atoms or molecule.  Example: Distilled water

Q: A solid substance is subjected to a number of tests. Which of the following test results would be…

A: Properties of matter refers to the characteristics/attributes which differentiates one sample from…

Q: 1. Classify the following as either a heterogeneous or homogeneous mixture. Explain your answers. b.…

A: It's a multiple question type. As per the guidelines of Bartleby, we are supposed to solve only 3…

Q: Which separation method is better suited for separating a solution of sugar and water into pure…

A:

Q: Classify each change as physical or chemical. (a) the explosion of gunpowder in the barrel of a…

A: ANSWER

Q: (d) Complete the following statements: (i) The three are solid, liquid and (ii) The three scales are…

A: Please find the answers here in serial wise  manner.

Q: What does it mean when a substance is denser compared to another substance?

A: Note: According to our guidelines we are supposed to answer only one question.  Kindly repost other…

Q: A student has a mixture of two liquids. Liquid A boils at 112 °C and Liquid B boils at 145 °C.  In a…

A: Distillation is the process of separating components of a mixture based on different boiling points.…

Q: A scientist has three unlabeled samples of pure metals. He wants to determine the identity of each…

A: The scientist cannot rely on mere observation of color to determine the identity of pure metal.…

Q: 1. A mixture (shown below) contains the following components: (1) salt, (2) water, and (3) gasoline.…

A: We are given a mixture of three components i.e salt + water + gasoline.

Q: Are the magnesium sulfate (MgSO4) and the sodium carbonate (NaCO3) still pure substances after you…

A: No,magnesium sulfate (MgSO4) and the sodium carbonate (Na2CO3) are not the pure substances after we…

Q: What is the difference between a mixture, and a compound. Give 3 examples of each.

A: A. Compound is formed by chemical bonding between two or, more elements. But, mixture is formed…

Q: 3. The following shows a chemical reaction between carbon dioxide and water to form carbonic acid:…

A: The smallest particle of a compound refers to an ion, an atom or a molecule. Three elements :…

Q: Pure helium gas is used in many industries in its liquid form as a refrigerant that allows for the…

A: A substance is said to be an element if it contains only one kind of atoms. A substance is said to…

Q: A solid white substance A is heated strongly in the absence of air. It decomposes to form a new…

A: Given: Solid white substances is heated in the absence of ar to produce a new white substance B and…

Q: Classify substance as a pure substance or a mixture. If it is a pure substance, classify it as an…

A: According to the given data, A substance made up of the same atoms is known as an element. A…

Q: most of the materials around us are composed of mixtures of pure substances. What do you call a…

A: ANSWER : Mixture  A mixture is a physical blend of two or more components, each of which retains its…

Q: 4. Determine which of the following are mixtures. Water dissolved in alcohol Water dissolved in…

A: Since you have asked multiple question, we will solve the first question for you.If you want any…

Q: Is the decomposition of copper(II) sulfate hydrate a physical change or a chemical change? Explain.

A: Given: Decomposition of copper (II) sulfate hydrate i.e. CuSO4·5H2O.

Q: What is the difference between a mixture and a pure substance?

A: Matter can be defined as a substance that occupies mass and space. Matter can be divided into…

Q: Which of the following is a pure substance that can be broken down into simpler substances by…

A: Solution: It is a homogeneous mixture of two or more components that are uniformly distributed…

Q: Differentiate between Mixtures and Compounds?

A: A mixture is a combination of two or more substances that can be mixed together in any proportion.…

Q: Define matter

A: Since you have asked multiple question,we will solve the first question for you.If you want any…

Q: A Solution is formed when two or more substances combine to yield a mixture that is homogeneous at…

A: Solution : It is the homogeneous mixture of two or more species together, it generally consists of…

Q: Consider the following separations of materials. State whether a physical process or a chemical…

A: Physical changes are those process which do not give a new product usually these are reversible…

Q: Seawater is composed of salt, sand, and water. Is seawater a heterogenous mixture or homogenous…

A: Concept is based on Seperation of matter.     As per our guideline we have to answer first question…

Q: Suppose you were to mix water, cork, iron filings, and pebbles. Describe how and what you would use…

A: The mix contains water, cork, iron filling and pebbles. None of the three; iron fillings, pebbles…

Q: From your initial observations, you suspect that the two beakers contain the same compound.…

A: If the compound contained by two beakers is pure, it can be easily proved that compounds are…

Q: aly Combined. Good examples of a solid mixture would be a salad or a bowl of trail mix. Solutions…

A:

Q: P ading 1 Editing Dictate Sensitivity Voice Sensitivity Styles 1. Fill in the following blanks • Two…

A: 1) Filtration and Sedimentation can be used to separate undissolved solid from liquid. filtration is…