How many moles of phosphorus are present in 80.0 g of phosphorus?

Name: How many moles of phosphorus are present in 80.0 g of phosphorus?
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Question

Quizplus · Accepted Answer

To calculate the number of moles of phosphorus present in 80.0 g of phosphorus, we need to use its molar mass, which is 30.97 g/mol.

Number of moles of phosphorus = Mass of phosphorus / Molar mass of phosphorus

Number of moles of phosphorus = 80.0 g / 30.97 g/mol = 2.58 mol

Therefore, the answer is choice B.

How Many Moles of Phosphorus Are Present in 80