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Question 11.Pure substances are further divided into elements and compounds. Which one best describes the rust found on a vehicle over time?
Question 22.What manufacturing industry regularly uses or produces products that are racemic mixtures?
Question 33.Which of the following is a double-replacement reaction?
Consider the reaction:
Mg +CuCl2 = MgCl2 + Cu
Which type of reaction is shown above?
Question 55.What are the characteristics of a liquid?
Question 66.Based on Avogadro's number, which of the following is NOT true?
Question 77.What is NOT something that you would find on a phase diagram?
Question 88.What is NOT something that a phase equilibrium line shows?
Question 99.What is a dipole-dipole force?
Question 1010.What happens to substances in a heterogeneous mixture after they are mixed?
Question 1111.Identify which general equation is a combination reaction.
Question 1212.You performed paper chromatography on some marker ink and found that one of the pigments had a retention factor of 0.25. The total distance the solvent traveled was 8.0 cm. How far did the pigment travel?
Question 1313.Homogeneous mixtures are also called
Question 1414.Substances in which phase of matter have the most space between its particles?
Question 1515.Which of the following is most likely to lead to a phase change?
Question 1616.Which type of reaction always requires oxygen to be a reactant?
Question 1717.What are the properties of a solid?
Question 1818.How might a pure enantiomer differ from a racemic mixture?
Question 1919.Alcohol and water are best separated from one another by:
Question 2020._____ properties of matter can be determined without changing composition, while _____ properties of matter must change the composition of matter.
Question 2121.Gas can be turned into a plasma on Earth with the addition of:
Question 2222.Enthalpy change is
Question 2323.Mayonnaise contains particles mixed together that do not settle out but can be separated by chemical means. What is mayonnaise?
Question 2424.Which of the following is NOT a characteristic of solid particles?
Question 2525.What was the Kinetic Molecular Theory designed to explain?
Question 2626.An example of condensation is:
Question 2727.Compound X is converted to elements A and B. Compound X has undergone a _____ reaction.
Question 2828.What is the correct term for a 50:50 mixture of two enantiomers?
Question 2929.A heterogeneous mixture is:
Question 3030.When a bond forms, this is an example of
Physical Science - Understanding Matter: Homework Help Chapter Exam Instructions
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