Free Printable 19-20 2 Step Mole Conversion

Worksheets

19-20 2 Step Mole Conversion

Total questions: 14

Worksheet time: 1hrs 6mins

Name

Class

Date

How many atoms of carbon are in 6.00g of carbon?

1.20x10²⁴atoms C

6.02x10²³atoms C

3.01x10²³atoms C

1.50x10²³atoms C

How many grams are in 1.2 x 10²⁴ molecules of CO?

28 grams

56 grams

6.02 grams

1.2 grams

How many steps are in a gram to mole conversion?

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

What unit must always be used as the middle man?

molecules

moles

grams

liters

How many grams are in

1.2 x 10²⁴ atoms of C?

23.94 grams C

0.1659 grams C

6.02 grams C

2.394 X 10⁴⁷ grams C

How many grams are in 3.01 x 10²² atoms of magnesium?

2.747 X 10⁴⁶ grams

1.215 grams

2.747 grams

1.22x10⁴⁶ grams

How many atoms are in a 3.56 g sample of Cu?

3.37 x 10²² Cu atoms

6.02 x 10²³ Cu atoms

0.056 Cu atoms

1 Cu atom

Given 10.00 grams of Al₂(SO₄)₃, convert to molecules of Al₂(SO₄)₃.

2.06 x 10²⁷ molecules

1.76 x 10²² molecules

4.85 x 10^-26 molecules

5.68 x 10^-21 molecules

10.

How many molecules of water are in a 821.3 g sample?

45.58 molecules

8.232 x 10²⁵ molecules

8.909 x 10²⁷ molecules

2.744 x 10²⁵ molecules

11.

What is the mass of 4.98 x 10²⁴atoms of Zn?

541 g

8.27 g

.122 g

4.59 x 10⁴⁶ g

12.

How many formula units of calcium chloride are in a 25.69 g sample?

1.394 x 10²³ F.U.'s

2851 F.U.'s

.2315 F.U.'s

3.845 x 10²⁵ F.U.'s

13.

Convert 86.235 g of diphosphorus pentaoxide to moles.

12240 moles

1.8747 moles

.608 moles

.60755 moles

14.

What would be the mass of 9.76 x 10²² formula units of SrCl₂?

.1622 g

25.7 g

20.0 g

.3589 g

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19-20 2 Step Mole Conversion

Total questions: 14

Worksheet time: 1hrs 6mins

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