Question

9. Calculate number of moles in 7.85 g of Iron (atomic mass =55.8) * a. Ο.4 Ο b. 0.10 Ο Ο Ο Ο Ο c. 0.14 d. Ο.71​

Answer 1

Answer:

7.85 g of iron. Atomic mass of Fe = 55.8 u. Mole

Answer 2

Answer: it’s a pleasure to help you friend..

Explanation:

The Atomic mass of Iron = 55.8 u

Moles of Iron = Mass of Iron / Atomic Mass = 7.85 / 55.8 = 0.141 mol.

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