What is the mass fraction of 4 moles of Sodium in 8 moles of Hydrogen chloride?

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Question

What is the mass fraction of 4 moles of Sodium in 8 moles of Hydrogen chloride?

Options:

A . 0.24

B . 0.48

C . 0.56

D . 0.72

Answer: Option A
Answer: (a).0.24

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