Which best describes the total mass of substances before and after a combustion reaction? A. The mass is the same because atoms

Question

Which best describes the total mass of substances before and after a
combustion reaction?
A. The mass is the same because atoms are not created or
destroyed.
B. The mass is greater after the reaction because the number of
atoms increases.
C. The mass is the same because the molecules do not change.
D. The mass is less after the reaction because gases are produced.

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Bình An 4 years 2021-08-23T05:22:43+00:00 1 Answers 30 views 0

Answers ( )

  1. thongdat2
    0
    2021-08-23T05:24:01+00:00
    Reply

    Answer:

    B. The mass is greater after the reaction because the number of

    atoms increases.

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