How many moles of nitrogen, N, are in 87.0 g of nitrous oxide, N2O? Express your...

Question

Question

How many moles of nitrogen, N, are in 87.0 g of nitrous oxide, N2O? Express your answer with the appropriate units. ► View Av

Answer 1

Answer #1

Answer

3.9528 moles

Explanation

Number of moles = mass / molar mass

number of moles of N2O = 87.0g/44.02g/mol = 1.9764mol

one N2O molecule contain two N atoms

Therefore,

Number of moles of N in 87.0g of N2O = 2 × 1.9764mol = 3.9528 mol

Answer 2

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