Chemistry, asked by anju1812, 1 year ago

plz explain this how can it be 7

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Answered by mehul1045
1
+7 is the correct answer

anju1812: how come change from -3 to 2 would be +7 it should be +5
anju1812: hn you just need to balance the equation then you'll get +7
anju1812: thank you
kalyani79: thank u
anju1812: you're welcome
Answered by clog
0
yes +7 is the correct answer

anju1812: explaination
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