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The heat change accompanying the reactio...

The heat change accompanying the reaction
`2H_(2)(g)+O_(2)(g) to 2H_(2)O(l)` :
`DeltaH= -136kcal` is called

A

xkJ is the heat of formation of `H_(2)O`

B

xkJ is the heat of reaction

C

xkJ is the heat of combustion of `H_(2)`

D

None of these

Text Solution

AI Generated Solution

To solve the question regarding the heat change accompanying the reaction \(2H_2(g) + O_2(g) \rightarrow 2H_2O(l)\) with \(\Delta H = -136 \text{ kcal}\), we will analyze the options provided and determine the correct terminology for the heat change. ### Step-by-Step Solution: 1. **Understanding the Reaction**: The reaction given is the formation of water from hydrogen and oxygen gases. The enthalpy change (\(\Delta H\)) indicates that the reaction releases heat, as shown by the negative sign. 2. **Identifying the Options**: ...
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