Molarity, Molality, and Dilutions

Molarity, Molality, and Dilutions

10th - 11th Grade

25 Qs

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Molarity, Molality, and Dilutions

Molarity, Molality, and Dilutions

Assessment

Quiz

Chemistry

10th - 11th Grade

Hard

NGSS
HS-PS3-4, HS-PS1-5

Standards-aligned

Created by

Charles Martinez

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25 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

What is the molarity of a 0.5L sample of a solution that contains 60.0 g of sodium hydroxide (NaOH)

0.8 M

1.5M

3.0M

6.0M

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

A student is preparing solutions for a laboratory experiment by dissolving solid solutes in liquid solvents. Which action will increase the rate of solubility

lowering the temperature of the solvent

stirring the solute in the solution

increasing the pressure on the solution

increasing the particle size of the solute

3.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

What is the molarity of a solution when 80.0 g of sodium chloride (NaCl) are dissolved in 500.0 ml of water

1.37M

1.45 M

2.74M

6.25M

4.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Media Image
Which solute does not increase in solubility as temperature rises?
NH3
NaNO3
KNO3
NaCl

Tags

NGSS.HS-PS3-4

5.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Media Image
How many grams of SOcan dissolve at 50 ⁰C?
5 g
10 g
20 g
39 g

Tags

NGSS.HS-PS3-4

6.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Media Image
What is the minimum temperature needed to dissolve at least 10 g of KClO3?
25 ⁰C
10 ⁰C
5 ⁰C
100 ⁰C

7.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Media Image
How many grams of sodium nitrate, NaNO3, are soluble in 100 g of water at 10 ºC?
80 grams
100 grams
40 grams
10 grams

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