Answer to Question #174356 in Chemistry for Austin

Question #174356

How many moles are in a 29.0 g sample of CrO?

Expert's answer

Solution:

CrO - chromium(II) oxide

The molar mass of CrO is 67.996 g/mol.

Hence,

(29.0 g CrO) × (1 mol CrO / 67.996 g CrO) = 0.4265 mol CrO

Answer: 0.4265 moles are in a 29.0 g sample of CrO.

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