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For the reaction shown , which which is...

For the reaction shown , which which is closest to the value o f`DeltaH`?
`{:(DeltaH_(f)^(@),(KJ.mol^(-1))),(Cr^(3+)(aq),-143),(Ni^(2+) (aq),-54):}`
`2Cr^(3+)(aq)+3Ni(s)to2Cr(s)+3Ni^(2+)(aq)`

A

124 kJ

B

89 kJ

C

`-89 kJ`

D

`-124 kJ`

Text Solution

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The correct Answer is:
A
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