Free Printable Mole Conversions Practice Quizizz

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Mole Conversions Practice Quizizz

Total questions: 10

Worksheet time: 14mins

Name

Class

Date

Which of the following dimensional analysis setups will correctly convert 4.00x10²³atoms of cobalt to moles of cobalt? How many moles of colbalt are there?

setup B : 0.664 mol Co

setup A: 2.41x10⁴⁷mol Co

setup A : 0.664 mol Co

setup B: 2.41x10⁴⁷mol Co

How many formula units are in 2.5 moles of NaCl?

1.5 x10²⁴formula units

1.5 formula units

4.2 formula units

4.2 x10^-24molecules

Shivani measures out 6.0 moles of epsom salt (MgSO₄) to put in her bath. How many grams of MgSO₄ went in the bath?

3.6 x 10²⁴ g

720 g

0.050 g

340 g

How many molecules are there in 31.8 moles of water?

5.28 x 10^-23 molecules

1.91 x 10²⁵ molecules

5.28x 10-²⁵

1.91 x 10²²

What is the mass of 1.2 x 10²⁴ atoms of C?

2.0 grams

24 grams

0.17 grams

1.4 x 10²⁵ grams

Which of the following dimensional analysis setups will correctly convert 4.00x10²³atoms of cobalt to moles of cobalt? How many moles of colbalt are there?

setup B : 0.664 mol Co

setup A: 2.41x10⁴⁷mol Co

setup A : 0.664 mol Co

setup B: 2.41x10⁴⁷mol Co

How many molecules of sugar (C₆H₁₂O₆) are in a mole?

24 molecules

180 molecules

180 g

6.02 x 10²³molecules

How many moles are in $3.92x10^{23}$ molecules of $CaF_2$ ?

Which part of the setup is incorrect?

$3.92x10^{23}\ molecules\ \times\ \frac{1\ mole}{78.08\ g}$

$3.92x10^{23}\ molecules$

1 mole

78.08 g

Breathing in sulfur hexafluoride will make your voice sound much deeper. How many liters of SF₆ will you need to breathe in at STP to get 0.033 moles inside you?

0.062 L

0.74 L

1.35 L

2.26 L

10.

At STP, 2.5 moles of helium gas will have what volume?

9 L

56 L

27 L

72 L

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Mole Conversions Practice Quizizz

Total questions: 10

Worksheet time: 14mins

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