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25-04-2024
Chemistry

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2.5137g of Mg(NO₃)₂ is added to 25.0 ml of H₂O at 22.5 C in a calorimeter. The temperature of the solution rises to 34.8 C. Calculate the heat of the surroundings
a. -1.415 KJ
b. -129.4 KJ
c. 1.415 KJ
d. 1287 KJ
e. 129.4 KJ

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