4meisu
  • 4meisu
A furnace that provides heat by burning methane gas (CH4) must have the correct mixture of air and fuel to operate efficiently. What is the mole ratio of air to methane gas in the combustion of methane? Air is 20% oxygen.
Chemistry
  • Stacey Warren - Expert brainly.com
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SOLVED
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jamiebookeater
  • jamiebookeater
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Callisto
  • Callisto
\[2O _{2}+CH _{4} -> CO _{2}+2H _{2}O\] For complete combustion of 1mole CH4 we need 2 moles of oxygen Hence no. of mole of air required = 2/20% = 10 moles therefore, mole ratio required is 10:1

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