How many moles of Fe is present in 1.2 grams of Fe? A) 2.15 × 10^-2mol B) 0.215 mol C) 4.30 × 10^-2 mol D) 2.15 × 10^-1 mol E) 0.430 mol

Name: How many moles of Fe is present in 1.2 grams of Fe? A) 2.15 × 10 -2 mol B) 0.215 mol C) 4.30 × 10 -2 mol D) 2.15 × 10 -1 mol E) 0.430 mol
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Question

Quizplus · Accepted Answer

The molar mass of Fe (iron) is approximately 55.85 g/mol. To find the number of moles, divide the mass by the molar mass: 1.2 g / 55.85 g/mol = 2.15 × 10^-2 mol.

How Many Moles of Fe Is Present in 1