What is it about the water molecule that makes it a great solvent?

water demonstrates polarity; a partial charge on each side of the molecule

due to it's non-polar molecular structure

A sample of 0.0255 mol potassium hydroxide, KOH, was dissolved in water to yield 10.0 mL of solution. Which amount would you need to change to solve for molarity?

change both values to grams and L

Which of the following would result in being able to dissolve a greater amount of gas in a solution?

Decrease the pressure of the solution

Students are asked to make statements about the solubility graph above. Which student does the best job of communicating the general features of the graph?

The solubility of most salts increases with increasing temperature.

Most salts require 100 grams of water in order to dissolve completely.

Table salt has the average solubility of all salts.

Most curves show a decreasing slope as the temperature rises.

Which of the following would decrease the rate of solution when dissolving a solid in water?

Raise the temperature of the solution

The concentration of a mixture can be increased in which of the following ways?

Adding more powder “solute”

Adding more water “solvent”

Solutions Review

Quiz

•

Chemistry

•

9th - 12th Grade

•

Practice Problem

•

Medium

•

NGSS

HS-PS1-5, HS-ESS2-5, HS-PS1-3

+6

Standards-aligned

Brande Stephenson

Used 2+ times

FREE Resource

44 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is a "homogeneous mixture of two or more substances in a single phase"?

Solution

Solvent

Solute

Compound

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What does it mean to be "Soluble" ?

Capable of being a solid.

To have soul.

Capable of being dissolved.

To sink.

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following are considered to be a homogeneous mixture?

Colloid

Solution

Suspension

All Mixtures

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the unit for molarity?

mass/liters

moles

liters

moles/liter

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A measure of the amount of solute in a given amount of solvent or solution is...

saturated

solubility

concentration

miscible

A saturated solution is one that....

contains the maximum amount of dissolved solute.

contains less solute than a saturated solution.

contains more solute than a saturated solution.

is the amount of a substance required to form a saturated solution.

A supersaturated solution is one that....

contains the maximum amount of dissolved solute.

contains less solute than a saturated solution.

contains more solute than a saturated solution.

is the amount of a substance required to form a saturated solution.

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Solutions Review

44 questions

What is a "homogeneous mixture of two or more substances in a single phase"?

What does it mean to be "Soluble" ?

Which of the following are considered to be a homogeneous mixture?

What is the unit for molarity?

A measure of the amount of solute in a given amount of solvent or solution is...

A saturated solution is one that....

A supersaturated solution is one that....

An unsaturated solution is one that....

The dissolving medium in a solution is called ...

The substance dissolved in a solution is called ...

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