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Gibbs Free Energy & Spontaneity

Under which c...

Question

Under which circumstances would the free energy change for a reaction be relatively temperature independent?

A

Δ H^{o}

is negative

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B

Δ H^{o}

is positive

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C

Δ S^{o}

has a large positive value

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D

Δ S^{o}

has a small magnitude

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Solution

The correct option is C $Δ S^{o}$ has a small magnitude
$(Δ G) =$ $(Δ H) -$ $T$ $(Δ S)$
$From the above equation we can say for being independence of temperature$ $(Δ S)$ $has to become small in magnitude or almost zero.$

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