Chemistry, asked by anu7832, 11 months ago

Calculate the number of moles in the following masses
(0) 9 g of Fe
(II) 9 mg of ca

Answers

Answered by dattahari09

4

Answer:

Mole =9/56 =0.160 moles of Fe

Mole! =9x10^-3/40=0.225 x10^-3

2.25 x10-4

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