Lithium chloride $(LiCl)$ has a lattice energy of $853kJmo{l}^{-1}$ and a heat of hydration of $-883kJmo{l}^{-1}.$

Part A

Find the heat of solution for lithium chloride when $10\mathrm{.}5g$ of lithium chloride is dissolved with enough water to make $107\mathrm{.}8mL$ of solution.

Express your answer in joules to two significant figures.

$q=$

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Part B

Determine the temperature change that occurs when $10\mathrm{.}5g$ of lithium chloride is dissolved with enough water to make $107\mathrm{.}8mL$ of solution. $($Assume a heat capacity of $4\mathrm{.}05J{g}^{-1}{C}^{-1}$ for the solution and a density of $1\mathrm{.}05gm{L}^{-1}.)$

Express your answer in degrees Celsius to two significant figures.

$T=$