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Mass Mr Moles 12 questions

Authored by Maxine Crawshaw

Chemistry

10th - 11th Grade

NGSS covered

Used 31+ times

Mass Mr Moles 12 questions
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12 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

What is the relative molar mass (Mr) of NaOH?

368 g/mole

40 g/mole

57 g/mole

23 g/mole

2.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

What is the mass of one mole of (NH4)2CO3?

144g
138g
96g
74g

3.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

36.0 g of Be contains how many moles?

0.25 mol
4.0 mol
45 mol
320 mol

4.

MULTIPLE CHOICE QUESTION

3 mins • 12 pts

4.0 moles of H2O would have what mass?

72 g
23 g
68 g
4.5 g

Tags

NGSS.HS-PS1-7

5.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

How many grams are in 4.5 moles of sodium fluoride, NaF?

0.1 g
9.3 g
100 g
189 g

6.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

How many moles are 98.3 grams of aluminum hydroxide, Al(OH)3?

1.26 moles
0.8 moles
7,673.4 moles
150 moles

Tags

NGSS.HS-PS1-7

7.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Which has a greater mass: 1 mole of sodium (Na) or 2 moles of lithium (Li)?

1 mole of sodium

2 moles of lithium

neither

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