Answers Chemistry - SC3210 A-CR Molar MassesQuestion 1

1

AssignmentMultiple Choice

Molar Masses

Question 1 • Chemistry - SC3210 A-CR

A gas cylinder contains exactly 1 mole of oxygen gas (O2). How many molecules of oxygen are in the cylinder?

Answer

A

4.01 × 1022 molecules

B

6.02 × 1023 molecules

C

9.03 × 1024 molecules

D

2.89 × 1026 molecules

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