lobedervf lobedervf

03-04-2021
Chemistry

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Which of one of these are balanced? Please explain. I'll give brainliest.

1. 3 Al + 2 O2 = 3 Al2 O3
2. 4 NH3 + 5 O2 = 4 NO + 6 H2O
3. 2 Fe S + 7 O2 = Fe2 O3 + 2 SO2

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lemon017 lemon017

03-04-2021

Number 2 are balanced. Because on the reactant side,there's 4N, 12H, and 10 O. On the product side there's 4N, 12H, and 10 O

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