help help help help my ans is not matching the right one please anyone providesolution to this question
help help help help my ans is not matching the right one please anyone providesolution to this question
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Answer:
C)-315kJ
Explanation:
C(s) +O2(g) =CO2(g)
∆fH=-393.5kJmol-¹
so heat released on formation of 1mole
CO2=-395kJmol-¹
there heat released on formation of 35g of CO2
is
=-393.5/44(1mole) ×35.2g =-315KJ