Understanding Molar Mass

Understanding Molar Mass

Assessment

Interactive Video

Chemistry

9th - 10th Grade

Hard

Created by

Evelyn Hayes

FREE Resource

10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the unit for molar mass?

Atoms per mole

Kilograms per mole

Grams per mole

Moles per gram

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following terms is NOT synonymous with molar mass?

Atomic number

Molecular mass

Molecular weight

Formula mass

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How do you determine the molar mass of a compound using the periodic table?

Subtract the atomic numbers from the atomic mass numbers

Multiply the atomic numbers of each element

Add up the atomic mass numbers of each element

Add up the atomic numbers of each element

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the molar mass of nitrogen dioxide (NO2)?

30 grams per mole

32 grams per mole

46 grams per mole

60 grams per mole

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the molar mass of calcium carbonate (CaCO3)?

200 grams per mole

50 grams per mole

100 grams per mole

150 grams per mole

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How many oxygen atoms are in one formula unit of aluminum sulfate, Al2(SO4)3?

12

16

8

4

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the molar mass of aluminum sulfate, Al2(SO4)3?

400 grams per mole

250 grams per mole

300 grams per mole

342 grams per mole

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