1.

Which one of the following has Delta S^(0) greater than zero?

Answer»

`CaO _((s)) + CO _(2 (s)) hArr CaCO _(3 (s))`
`NACL _((q)) hArr NA Cl _((s))`
`NaNO _(3 (s)) hArr Na _((aq)) ^(+) + NO _(3(aq)) ^(-)`
`N _(2(G)) + 3 H_(2 (g)) hArr 2 NH _(3 (g))`

Answer :C


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