Calculate `Delta H ^(298)` for the reaction `: 2Li (s) + 2H_(2)O(l) rarr 2Li^(+) ( aq) + 2OH^(-) (aq) + H_(2)(g)` Given that the standard enthalpies of formation of `Li^(+)(aq), OH^(-)(aq) ` and `H_(2)O(l)` are - 278.5, - 228.9 and - 285.8 kJ `mol^(-)` respectively ( all at 298 K )

Calculate `Delta H ^(298)` for the reaction `: 2Li (s) + 2H_(2)O(l) ra

1.	Calculate `Delta H ^(298)` for the reaction `: 2Li (s) + 2H_(2)O(l) rarr 2Li^(+) ( aq) + 2OH^(-) (aq) + H_(2)(g)` Given that the standard enthalpies of formation of `Li^(+)(aq), OH^(-)(aq) ` and `H_(2)O(l)` are - 278.5, - 228.9 and - 285.8 kJ `mol^(-)` respectively ( all at 298 K )
Answer» Correct Answer - `-443.2kJ`

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Calculate `Delta H ^(298)` for the reaction `: 2Li (s) + 2H_(2)O(l) rarr 2Li^(+) ( aq) + 2OH^(-) (aq) + H_(2)(g)` Given that the standard enthalpies of formation of `Li^(+)(aq), OH^(-)(aq) ` and `H_(2)O(l)` are - 278.5, - 228.9 and - 285.8 kJ `mol^(-)` respectively ( all at 298 K )

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