On complete combustion of 2 gm methane 26575 cals heat is generated. The heat of formation of methane will be (given heat of formation of CO_2 and H_2O are -97000 and -68000 cals respectively): (1) +20400 cals (2) +20600 cals (3) -20400 cals (4) -2000 cals

On complete combustion of 2 gm methane 26575 cals heat is generated. T

1.	On complete combustion of 2 gm methane 26575 cals heat is generated. The heat of formation of methane will be (given heat of formation of CO_2 and H_2O are -97000 and -68000 cals respectively): (1) +20400 cals (2) +20600 cals (3) -20400 cals (4) -2000 cals
Answer» On complete combustion of 2 gm methane 26575 cals heat is generated. The heat of formation of methane will be (given heat of formation of CO_2 and H_2O are -97000 and -68000 cals respectively): (1) +20400 cals (2) +20600 cals (3) -20400 cals (4) -2000 cals