Question

K+O2= P+02= Na2S+O2= BaO+H2O= SO2+H2O=

Answer 1

100%%%правильно если не веришь то проверяй

Answer 2

It looks like you've provided a series of chemical reactions. Let's balance each of them:

1. K + O2 → K2O 2K + O2 → 2K2O

2. P + O2 → P4O10 4P + 5O2 → 2P4O10

3. Na2S + O2 → Na2SO4 2Na2S + 3O2 → 2Na2SO4

4. BaO + H2O → Ba(OH)2 BaO + 2H2O → Ba(OH)2

5. SO2 + H2O → H2SO3 SO2 + H2O → H2SO3

If you have any further questions or need more explanations, feel free to ask!