OpenStudy (anonymous):

when 12 g of hydrogen reacts with oxygen, how many grams of water are produced

OpenStudy (anonymous):

i got 106 grams of H2O... is that right?

OpenStudy (abb0t):

You started with: $$2H_2 + O_2 \rightarrow 2H_2O$$ right?

OpenStudy (anonymous):

I got 107 so I guess it's close enough