Given information
The lattice energy of sodium hydroxide is .
The heat of hydration of the solution is .
The mass of sodium hydroxide in solution is .
The initial temperature of solution is .
The final temperature of solution is .
The heat capacity of the solution is .
The density of the solution is .
Step-by-step explanation
The enthalpy change of the given solution is calculated by the formula,
(considered as equation 1)
Where,
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is the enthalpy change of solution.
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is the heat of hydration of solution.
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is the lattice energy.
The enthalpy change of the reaction is calculated by using the formula,
(considered as equation 2)
Where,
-
is the enthalpy change of the reaction.
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is the specific heat capacity of solution.
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is the mass of solution.
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is the initial temperature of the reaction.
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is the final temperature of the reaction.
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is the number of moles of reactant.