Calculate the enthalpy change for the following reaction: 2 S (s) + 3 O2 (g) -> 2 SO3 (g) The following enthalpies of reaction are known: S (s) + O2 (g) -> SO2 (g) ?H = -297 kJ 2 SO3 (g) -> O2 (g) + 2 SO2 (g) ?H = 198 kJ
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From the following enthalpy changes: 1) 3/2 O2 (g) + SO2 (g) -> SO3 (g) ΔH = -395.2 kJ 2) 2 SO2 (g) + O2 (g) -> 2 SO3 (g) ΔH = -198.2 kJ Calculate the value of ΔH for the reaction S (s) + O2 (g) -> SO2 (g) using Hess's law of Heat Summation.
Adi S.
Determine the enthalpy for the reaction represented by the equation: SO2(g) + 1/2 O2(g) -> SO3(g) Use Hess's law along with the following equations: S(s) + O2(g) -> SO2(g) ΔH = -296.8 kJ 2S(s) + 3O2(g) -> 2SO3(g) ΔH = -795.45 kJ
Chareen G.
Calculate the enthalpy change for the reaction $$ \mathrm{P}_{4} \mathrm{O}_{6}(s)+2 \mathrm{O}_{2}(g) \stackrel{-\cdots}{\mathrm{P}}_{4} \mathrm{O}_{10}(s) $$ given the following enthalpies of reaction: $$ \begin{array}{ll} \mathrm{P}_{4}(\mathrm{~s})+3 \mathrm{O}_{2}(g)-\mathrm{r} \rightarrow \mathrm{P}_{4} \mathrm{O}_{6}(s) & \Delta H=-1640.1 \mathrm{~kJ} \\ \mathrm{P}_{4}(s)+5 \mathrm{O}_{2}(g)-\cdots \mathrm{P}_{4} \mathrm{O}_{1} 0(s) & \Delta H=-2940.1 \mathrm{~kJ} \end{array} $$
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