delashujuanhard delashujuanhard
  • 12-06-2017
  • Chemistry
contestada

Using tge equation 2H2+O2-->, if 192g of oxygen are produced, how many grams of hydrogen mist react with it ?

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dec77cat dec77cat
  • 12-06-2017
2H₂ + O₂ = 2H₂O

m(O₂)=192 g
M(O₂)=32.0 g/mol
M(H₂)=2.02 g/mol

m(H₂)/2M(H₂)=m(O₂)/M(O₂)

m(H₂)=2M(H₂)m(O₂)/M(O₂)

m(H₂)=2*2.02*192/32.0=24.24 g
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