Solubility Curves Quiz - Katarzyna Scott | Library

Required

5

Which substance has the GREATEST solubility at 10 degrees Celsius?

NaNO3

NaCl

K2Cr2O7

Required

5

For solids and liquids, as temperature increases, what happens to solubility?

It increases

It decreases

It stays the same

It cannot be predicted

Required

5

Which substance is LEAST affected by changes in temperature?

NaNO3

NaCl

KNO3

KCl

Required

5

Which substance is LEAST soluble at 10 degrees Celsius?

NaNO3

CaCl2

KNO3

KClO3

Required

5

Which substance is a gas?

Ce2(SO4)3

CaCl2

KNO3

Required

5

Which two substances have the same solubility at 30 degrees Celsius?

KCl and NaCl

KCl and K2Cr2O7

NaCl and K2Cr2O7

Required

5

At what temperature would 100 grams of water dissolve 10 grams of KClO3?

0 degrees

10 degrees

20 degrees

30 degrees

Required

5

At what temperature would 100 grams of water dissolve 80 grams of NaNO3?

0 degrees

10 degrees

22 degrees

43 degrees

Required

5

Classify a solution that contains 40 grams of KClO3 in 100 grams of water at 50 degrees Celsius.

unsaturated

saturated

super saturated

not enough info

Required

5

Based on the previous question (Classify a solution that contains 40 grams of KClO3 in 100 grams of water at 50 degrees Celsius.), how many grams of KClO3 will NOT dissolve at the same temperature?

0 g

11 g

18 g

22 g

Required

5

How many grams of K2Cr2O7 will dissolve at 90 degrees Celsius in 200 grams of water?

35 g

70 g

140 g

Required

5

How many grams of NaCl will dissolve at 90 degrees Celsius in 50 grams of water?

10 g

20 g

80 g

180 g

Required

5

How would you classify a solution that contains 45 grams of KNO3 dissolved in 100 grams of water at 30 degrees Celsius?

unsaturated

saturated

super saturated

not enough info

Required

5

How would you classify a solution that contains 50 grams of CaCl2 dissolved in 100 grams of water at 20 degrees Celsius?

unsaturated

saturated

super saturated

not enough info

Required

5

Based on the previous question (How would you classify a solution that contains 50 grams of CaCl2 dissolved in 100 grams of water at 20 degrees Celsius?), how many additional grams of solute must be added to create a saturated solution?

5

13

26

32

Required

5

Required

5

The substance that is doing the dissolving is called the ________________________________.

Solute

Solvent

Solution

Solubility

Required

5

Required

5

Describes the ability of a chemical substance to dissolve in another substance

Solute

Solvent

Solution

Solubility

Required

5

In the following example, which is the solvent: milk + chocolate syrup = chocolate milk

Milk

Chocolate syrup

Chocolate milk

White Milk

Required

5

Extra Credit: How much water is required to dissolve 48.0 g of KClO3 at 70 degrees Celsius?

14 g

18 g

78 g

160 g