evieskates6733 evieskates6733
  • 02-11-2017
  • Chemistry
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How many grams of h2 are needed to react with 48 grams of o2, given the reaction: 2 h2 (g) + o2 (g) --> 2 h2o (l)?

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Ichabodlui
Ichabodlui Ichabodlui
  • 07-11-2017
1.Calculate the number of mole of O2: 48/32=1.5 mol
2.Calculate the number of mole of H2 by mole ratio: 1.5 x 1/2=0.75 mol
3.Calculate the answer:
0.75 x 2=1.5g
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