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How many moles of N are there in 0.251 g of N2 O? Respond with the correct number of significant figures in scientific notati
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Answer. Moles of Ngo= mass of NGO Molar mass of NGO = 0.2519 = 0.25 mol 449 1 mol 44 moi 1 mole of H2O contains 2 moles of N

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