Question

Enthalpy for formation of 1mole of co2is 400 kj /mol what will be heat of combustion for 6g of the carbon

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Answer 1

Answer:

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Answer 2

Answer:

★᭄ꦿ᭄Answer★᭄ꦿ᭄

Heat of combustion for 1 mole of CO 2

is −393.5KJ

Number of moles in 35.2g of CO2

= 35.2/ 44

=0.8mole

Thus heat of combustion for 0.8 mole of CO

2

is −393.5×0.8=−315KJ

Explanation:

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