Problem: Calculate the number of moles in 3.47 g of each of the following:Part A. HePart B. SnO2Part C. Cr(OH)3Part D. Ca3N2

FREE Expert Solution

We’re being asked to calculate the number of moles in 3.47 g of each of the given substance.

The calculation will be like this:   mass (molar mass) → moles


Part A. He

molar mass He = 4.003 g/mol

moles He=3.47 g He×1 mol He4.003 g He

moles He = 0.867 mol He


Part B. SnO2

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Problem Details

Calculate the number of moles in 3.47 g of each of the following:

Part A. He

Part B. SnO2

Part C. Cr(OH)3

Part D. Ca3N2

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