A diamagnetic compound is 71.4% arsenic by mass. What is its molecular formula? | Stoichiometry

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Question

A diamagnetic compound is 71.4% arsenic by mass. What is its molecular formula?

CH₃AsN

C₂H₆As

C₂H₆As₂N₂

C₄H₁₂As₂

✓ Correct

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