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Home Q & A Board Science-Related Homework Help Chemistry (Moderator: Laser_3)
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buffyoumofo buffyoumofo
wrote...
Posts: 126
Rep: 3 0
12 years ago
the questions is:
given the unbalanced equation: Al + CuSO4 -----> Al2(SO4)3 + Cu. When properly balanced, the sum of the balancing coefficients is

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9
Neutral Face?

how would i balance this equation and solve it?
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wrote...
#1
12 years ago
Balanced equation is as follows:

2Al + 3CuSO4 Rightwards Arrow Al2(SO4)3 + 3Cu
wrote...
#2
12 years ago
2Al + 3CuSO4 -----> Al2(SO4)3 + 3Cu

sum of coefficients is 2+3+1+3= 9

(there is no number in front of the Al2(SO4)3 because we don't write 1's but for this question it has to be included)
wrote...
#3
12 years ago
2 Al + 3 Cu SO4  Rightwards Arrow Al2(SO4)3 + 3 Cu

sum = 9
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