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One mole of methane undergoes complete combustion in a stoichiometric amount of air. The reaction proceeds as CH_{4} + 2O_{2} → CO_{2} + 2H_{2}O. Both the reactants and products are in gas phase. ΔH°_{298} =  730 kJ/mole of methane. If the average specific heat of all the gases/vapour is 40 J/mole.K, the maximum temperature rise of the exhaust gases in °C would be approximately equal to  
A.  1225 [Wrong Answer] 
B.  1335 [Wrong Answer] 
C.  1525 [Wrong Answer] 
D.  1735 [Correct Answer] 
View Answer
Explanation:
Answer : D Discuss it below : ??? ???? Said on 20220331 08:21:43 MuReact 1 mol of methane undergoes complete combustion in a stoichiometric amount of air. The reaction proceeds as CH4 + 202 → CO2 + 2H₂O. Both the reactants and the products are in gas phase. AH 298 =  730 kJ/mol of methane. What is the Mole fraction of water vapor in the product gases and If the average specific heat of all the gases/vapour is 40 J/(molK), what is the maximum temperature rise of the exhaust gases in °C. !! OOPS Login [Click here] is required to post your answer/result 
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4N
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mercury
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⇒ 1 kg of calcium carbide (CaC_{2}) produces about 0.41 kg of acetylene gas on treatment with water. How many hours of service can be derived from 1 kg of calcium carbide in an acetylene lamp burning 35 litres of gas at NTP per hour ?
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⇒ Which of the following is insensitive to changes in pressure ?
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53
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