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Question

What is the sum of the coefficients when the following equation is balanced?
Al(OH)3+H2SO4Al2(SO4)3+H2O

A
4
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B
10
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C
12
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D
14
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Solution

The correct option is D 12
Al(OH)3+H2SO4Al2(SO4)3+h2O
The balanced equation is:
2Al(OH)3+3H2SO4Al2(SO4)3+6H2O
Sum of all the coefficients is 2+3+1+6=12

1064117_528681_ans_31ca7275b0bb4b03bb4e6557adee9951.PNG

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