Asked by yaziie
hydrogen gas reacts with oxygen gas to produce water if a student fills a 250-mL flask with hydrogen at STP, what volume of oxygen is necessary for the reaction?
Answers
Answered by
DrBob222
You need to find the caps key on your computer and use it. While you are at it, find the period also.
2H2 + O2 ==> 2H2O
When working with gases one can use volume interchangeably as moles. Therefore, If you have 250 mL H2 you will need 250 x 1 mol (O2/2 mols H2) = 125 mL O2 at the same T and P.
2H2 + O2 ==> 2H2O
When working with gases one can use volume interchangeably as moles. Therefore, If you have 250 mL H2 you will need 250 x 1 mol (O2/2 mols H2) = 125 mL O2 at the same T and P.
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