Solutions and Solubility Remediation

A solution that contains all of the solute it can hold at a given temperature is

• diluted.

• saturated.

• supersaturated.

• unsaturated.

The amount of solute that can be dissolved in a specific amount of solvent at a given temperature is its

• concentration.

• density.

• dilution.

• solubility.

The solubility graph below shows the amounts of four substances that will dissolve in 100 grams of water at various water temperatures.

Which substance has 80 grams of solute dissolved in 100 grams of water at 50 C?

• Potassium Bromide

• Ammonium Chloride

• Potassium Chloride

• Lithium Hydroxide

Tags

NGSS.MS-PS1-2

A solution that is able to dissolve additional solute is best described as

• supersaturated.

• concentrated.

• saturated

• unsaturated.

Which solute is the most soluble at 10 ⁰C?

• KI

• NH₃

• KClO₃

• NH₄Cl

Tags

NGSS.HS-PS1-3

John dissolves 54 grams of a solute in a solution he has gently heated near boiling. After a couple of hours he checks the temperature and finds that only 48 grams of solute should dissolve at the present temperature. The solution appears normal otherwise. What type of solution has John made?

• unsaturated

• saturated

• super saturated

• unable to determine

How many grams of SO₂ can dissolve at 50 ⁰C?

• 5 g

• 10 g

• 20 g

• 39 g

A ________ is a solution in which no more solute can dissolve.

• saturated solution

• unsaturated solution

• supersaturated solution

Which of the following are properties of acids?

• They conduct electricity when dissolved in water

• They taste sour

• They react with metals to produce hydrogen gas

• All of the answer choices are correct

Bases have many uses. They are mainly used to make

• cleaning products

• soaps

• concrete

• all of the answer choices

Tags

NGSS.HS-ETS1-3