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5 votes
8. __H2 + __O2-> __H2O

9. __K2SO4 + __H2-> __H2SO4 + __K

10. __NO2 + __H2O-> __HNO3 + __NO

1 Answer

1 vote
What am I suppose to do? Balance them?? Or wut
User Ramppy Dumppy
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