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Verified answer
Gunakan konsep molC = 60 / 12 = 5
H = 5 / 1 = 5
N = 35 / 14 = 2,5
Rumus empiris = C₂H₂N
Mr = 54
Rumus molekul = (C₂H₂N)ₙ --> sesuaikan Mr yang diminta
mol = 7,5x10²¹ / 6,02x10²³ = 1,245x10⁻² ~ 1x10⁻²mol
Mr = 1/1x10⁻² = 100
Rumus molekul = (C₂H₂N)₂
Rumus molekul = C₄H₄N₂
(paling mendekati)