Chemistry, 05.04.2021 19:00 madison1284

In a coffee-cup calorimeter, 100.0 g of H2O and 8.70 grams of Na3PO4 are added. The water had an initial temperature of 24.6 oC. After the dissolution of the sodium phosphate the temperature changed to 31.3 oC. -Was the dissolution exothermic or endothermic? Explain.

-Calculate how much heat the water lost or gained.

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In a coffee-cup calorimeter, 100.0 g of H2O and 8.70 grams of Na3PO4 are added. The water had an ini...