When a chemical reaction occurs in a sealed container, what is the total mass after the reaction compared to the total mass before the react

Question

When a chemical reaction occurs in a sealed container, what is the total mass after the reaction compared to the total mass before the reaction? A.
the same

B.
less

C.
more

D.
variable

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Helga 5 years 2021-08-03T16:13:57+00:00 2 Answers 162 views 0

Answers ( )

  1. minhkhue
    0
    2021-08-03T16:15:09+00:00
    Reply

    A, When a chemical reaction occurs in a sealed container, the mass of the materials in the container stays the same. A chemical reaction is taking place in a sealed container.

  2. yenoanh
    0
    2021-08-03T16:15:18+00:00
    Reply

    The answer is A. the same.

    Since the container is sealed, their will be no loss of material from the container which means that the mass won’t vary.

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