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Question

Which one the following substances has the least calorific value?
  1. Coal gas
  2. Producer gas
  3. Water gas
  4. Oil gas

A
Coal gas
B
Oil gas
C
Producer gas
D
Water gas
Solution
Verified by Toppr

Producer gas is a mixture of flammable gases ( CO and H) and non-flammable gases (Nitrogen and CO2)
The calorific value of producer gas considering gaseous state is the standard state is 8077 kcal.

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