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Which is a correctly balanced chemical equation? A. 3CuBr2 + 2Al → 2AlBr3 + 3Cu B. 2CuBr2 + 3Al → 3AlBr3 + 2Cu C. 2CuBr2 + Al → AlBr3 +2Cu D. CuBr2 + 2Al → 2AlBr3 +Cu

Which is a correctly balanced chemical equation? A. 3CuBr2 + 2Al → 2AlBr3 + 3Cu B. 2CuBr2 + 3Al → 3AlBr3 + 2Cu C. 2CuBr2 + Al → AlBr3 +2Cu D. CuBr2 + 2Al → 2AlBr3 +Cu
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4 votes
Which is a correctly balanced chemical equation?

A. 3CuBr2 + 2Al → 2AlBr3 + 3Cu

B. 2CuBr2 + 3Al → 3AlBr3 + 2Cu

C. 2CuBr2 + Al → AlBr3 +2Cu

D. CuBr2 + 2Al → 2AlBr3 +Cu

User Meirion Hughes
by
7.8k points

1 Answer

4 votes
A
There are 3 Cu on both side, 6 Br on both side (3x2) and 2 Al on both side

B has 4 Br on left and 9 Br on right
C has 4 Br on left and 3 Br on right
Answer= A
:)
User Rhys
by
8.6k points
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