# Hot Stuff

Chemistry Level 2

$\ce{Ca (s) + S (s) + 2 O2(g) -> CaSO4 (s)}$

$$\Delta S=-376.5J{ K }^{ -1 }{ mol }^{ -1 }$$

$$\Delta H=-1434.4{ kJ }{ mol }^{ -1 }$$

Given the information provided, at what temperature (to the nearest $$10℃$$) is this reaction spontaneous?

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