Chapter 9: Chemists Have Solutions

Question 1

What is a solution?

Answer 1

A homogeneous mixture of two or more substances

Question 2

What is the difference between a solute and a solvent?

Answer 2

Solute: substance or substances dissolved into a solution
Solvent: the substance into which solutes are dissolved

Question 3

True/false: when ionic compounds dissolve, they split up into their individual ions?

Answer 3

True

Question 4

What is solubility?

Answer 4

The amount of solute that can be dissolved in a specific amount of solvent

Question 5

True/false: the solubility of gaseous salutes decreases with increasing temperature

Answer 5

True 

Question 6

True/false: The solubility of most solid salutes decreases with increasing temperature

Answer 6

False it increases

Question 7

What is a saturated solution?

Answer 7

A solution in which the maximum amount of solute is dissolved

Question 8

What is a precipitate?

Answer 8

A solid that emerges from a liquid

Question 9

What is concentration?

Answer 9

The amount of substance in a defined volume

Question 10

True/false: the behavior of a chemical doesn’t depend on concentration

Answer 10

False

Question 11

What is the formula for molarity?

Answer 11

Moles of solute/liters of solution