Chemistry, 09.04.2021 23:50, Leigh8655

Are the following equations balanced or unbalanced? 1. SnO2 + 2H2 → Sn + 2 H2O

2. 4NH3 + 5O2 → 4NO + 6H2O

3. 2B2Br6 + 5HNO3 2 B(NO3)3 + HBr

4. 2KNO3 + 1H2CO3 → 1K2CO3 + 2HNO3

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Are the following equations balanced or unbalanced? 1. SnO2 + 2H2 → Sn + 2 H2O

2. 4NH3...