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Unit 7 Review

Authored by Christopher Gatens

Science

10th Grade

NGSS covered

Used 2+ times

Unit 7 Review
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10 questions

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1.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

The molar mass of an element is equal to its...

Atomic mass
Atomic number
Oxidation number
Valence electrons

2.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

The mass of one mole of substance is called...

molecular mass
mole constant
molar mass
atomic weight

Tags

NGSS.MS-PS1-5

3.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

What is the molar mass of table salt (NaCl)?

116.886 g/mol
35.453 g/mol
22.990 g/mol
58.443 g/mol

4.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

What is the molar mass of NaOH?

40 g/mol
38.989 g/mol
23.998 g/mol
57.004 g/mol

5.

MULTIPLE CHOICE QUESTION

10 mins • 1 pt

Determine the mass of 4.20 moles of C6H12

353 g

0.0499 g

337 g

2.53 x 1024 g

6.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

What is the mass of one mole of aluminum chloride?

62.435g
116.399g
133.341g
97.888g

7.

MULTIPLE CHOICE QUESTION

10 mins • 1 pt

Find the mass in grams of 2.25 x 1024 atoms of calcium (Ca).

40.0 grams

255.1 grams

150 grams

9.02 x 1024 grams

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