Which pair of compounds has the same empirical formula? (5 points)\ CH and C2H2 C2H6 and CH C3H8 and C3H C2H2 and C2

Question

Which pair of compounds has the same empirical formula? (5 points)\
CH and C2H2
C2H6 and CH
C3H8 and C3H
C2H2 and C2H

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Thanh Thu 2 weeks 2021-07-22T03:40:12+00:00 1 Answers 0 views 0

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    2021-07-22T03:41:19+00:00

    Answer:

    A. CH and C2H2

    Both compounds have the empirical formula CH. The trick is to see if you can multiply one compound by a number to turn it into the other. In this case, you can multiply CH by 2 to make C2H2.

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Giải phương trình 1 ẩn: x + 2 - 2(x + 1) = -x . Hỏi x = ? ( )