Barrons SAT Subject Test Chemistry, 13th Edition

marvins-underground-k-12 (Marvins-Underground-K-12) 2020-12-01 17:24:28 UTC #1

52. (D) CH 2 = 14

(12 + 2 = 14 molecular mass)

56 ÷ 14 = 4

Then 4 × CH 2 = C 4 H 8

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