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(Solved): Magnesium sulfate is often used in first-aid hot packs, giving off heat when dissolved in water. Whe ...



Magnesium sulfate is often used in first-aid hot packs, giving off heat when dissolved in water. When 2.00 g of MgSO_(4) dissolves in 15.0 mL of water (d=1.00(g)/(m)L) at 25\deg C,1.51kJ of heat is evolved.



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