Asked by Allison
If 40 g of KNO3 is dissolved in 100 mL of water at 25 degrees celisus, what will the final temperature be?
Answers
Answered by
bobpursley
Heat of solution KNO3 :NH4Cl = 8.340Kcal/mole
heat released= 40g/molmassKNO3 * 8.340Kcal
100ml water needs 100 cal to go up one degree C, so
tempfinal-25=heatreleased/100
heat released= 40g/molmassKNO3 * 8.340Kcal
100ml water needs 100 cal to go up one degree C, so
tempfinal-25=heatreleased/100
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