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00800 G of a Compound with the Empirical Formula C2H2N

Question 10

Multiple Choice

0.0800 g of a compound with the empirical formula C2H2N is dissolved in 10.00 g benzene. The resulting solution freezes at 4.99°C. Benzene freezes at 5.48°C and has a freezing point depression constant of Kf = 4.90°C/m. What is the molecular formula of the compound?


A) C3H2N
B) C3H3N
C) C4H4N2
D) C6H6N3
E) C8H8N4

Correct Answer:

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