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 CO2=-97000 and H20=-68000)

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Asha choudhary · Answer

For 2gm CH 4 -26575 cals For 16gm -( 26575÷2)×16=212600 Now for C + 2H 2 = CH 4 Heat of formation of CO 2 +2(heat of formation of H 2 O ) -heat of combustion of CH 4 =-97000+2(-68000)-(-212600) =-97000-136000+1212600 =-20400

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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 CO2=-97000 and H20=-68000)

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 CO2=-97000 and H20=-68000)

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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 CO2=-97000 and H20=-68000)

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 CO2=-97000 and H20=-68000)

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