Review-Molar Mass, Percent Composition, Mol Conversion

Review-Molar Mass, Percent Composition, Mol Conversion

10th - 12th Grade

10 Qs

quiz-placeholder

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Review-Molar Mass, Percent Composition, Mol Conversion

Review-Molar Mass, Percent Composition, Mol Conversion

Assessment

Quiz

Chemistry

10th - 12th Grade

Medium

NGSS
HS-PS1-7

Standards-aligned

Created by

Daniel Krall

Used 36+ times

FREE Resource

10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the percentage of OHin Ca(OH)2?

45.9%

75%

66.6%

90.1%

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the mass of 3.35 moles of sulfur trioxide?

335 g

268 g

245 g

64 g

Tags

NGSS.HS-PS1-7

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How many moles are there in 425.0 g of sodium chloride?

9.835 mol

8.126 mol

7.272 mol

6.691 mol

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the mass of 5.55 moles of carbon monoxide?

155 g

143 g

138 g

122 g

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the gram formula mass of Silicon Tetrabromide?

107.99 g/mol

347.70 g/mol

187.89 g/mol

267.80 g/mol

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the molecular weight of iron (III) nitrate?

145.847 g/mol

117.854 g/mol

241.8 g/mol

85.854 g/mol

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The mass % of aluminum in aluminum sulfate is:

12.93%

45.70%

7.89%

35.94%

15.77%

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