Molar Mass and Percent Composition

Molar Mass and Percent Composition

10th - 11th Grade

30 Qs

quiz-placeholder

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Molar Mass and Percent Composition

Molar Mass and Percent Composition

Assessment

Quiz

Chemistry

10th - 11th Grade

Hard

NGSS
HS-PS1-7

Standards-aligned

Created by

Charles Martinez

FREE Resource

30 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What are the units for molar mass?
grams
moles
grams/mole
liters

Tags

NGSS.HS-PS1-7

2.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Fluorine gas is diatomic. What is its molar mass?
18.998 g/mol
37.996 g/mol
9 g/mol
18 g/mol

3.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Which compound has the smallest molar mass?
CO
CO2
H2O
H2O2

4.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

What is the mass of 1.8 mol of aluminum chloride?
26.98 g
62.43 g
133.34 g
240.01 g

5.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

How many grams are in 3.62 mol of dicarbon tetroxide?
88.0
3.62
319
159

6.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

How many moles in a tablespoon (~12.5 g) of sugar (C12H22O11)?
342.3
0.0365
27.38
8.46

Tags

NGSS.HS-PS1-7

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Find the Molar Mass of:
Ga2(SO3)3
280 g/mol
400 g/mol
380 g/mol
480 g/mol

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