Q.For the combustion of $1 ext{ mole}$ of benzene at $298 ext{ K}$ , $Δn_g$ is: ( $C_6H_6(l) + 7.5 O_2(g) → 6 CO_2(g) + 3 H_2O(l)$ )

-1.5

1.5

-0.5

-3

The correct solution involves applying the fundamental concept to derive the final value step by step...

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Q.For the combustion of 1extmole1 ext{ mole}1extmole of benzene at 298extK298 ext{ K}298extK, ΔngΔn_gΔng​ is: (C6H6(l)+7.5O2(g)→6CO2(g)+3H2O(l)C_6H_6(l) + 7.5 O_2(g) → 6 CO_2(g) + 3 H_2O(l)C6​H6​(l)+7.5O2​(g)→6CO2​(g)+3H2​O(l))