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OTP to be sent to Change
the reaction can be written as follows:
C2H4 + H2 → C2H6
the ratio of reactant is 1:1 and product is also forming in ratio of 1,∴ 50 ml of ethylene on reaction with 50 ml of H2 will produce 50 ml. of ethane. change in volume is 50ml (ethane)-100ml (C2H4 + H2) = 50ml= 0.05L
P ΔV=1.5*0.05= 0.075Latm = 7.5joules
ΔU = ΔH + P ΔV = -0.31KJ + 7.5J = -.3025KJ
Regards
Arun (askIITians forum expert)
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