Bio-gas is a mixture of

  • (a)CH , CO , H , H S 4 2 2 2
  • (b)CH , Cl , N , NH 4 2 2 3
  • (c)C H , H , Cl , CO 2 4 2 2 2
  • (d)CH , NH , CO , SO 4 3 2 2

Asked in

UK PSC AE 2012

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