Consider the dissolution of CaCl2 : CaCl2 (s) → Ca2+ (ag) + 2 C1-(ag) AH = -81.5 kJ An 11.7-g sample of CaCl2 is dissolved in 121 g water, with both substances at 25.9°C. Calculate the final temperature of the solution assuming no heat loss to the surroundings and assuming the solution has a specific heat capacity of 4.18 J/°C.g. Temperature = °C

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Chapter6: Thermochemistry
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Problem 70E: Consider the reaction 2HCl(aq)+Ba(OH)2(aq)BaCl2(aq)+2H2O(l)H=118KJ Calculate the heat when 100.0 rnL...
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Consider the dissolution of CaCl2 :
CaCl2 (s) → Ca2+ (ag) + 2 C1-(ag) AH = -81.5 kJ
An 11.7-g sample of CaCl2 is dissolved in 121 g water, with both substances at 25.9°C. Calculate the final temperature of the
solution assuming no heat loss to the surroundings and assuming the solution has a specific heat capacity of 4.18 J/°C.g.
Temperature =
°C
Transcribed Image Text:Consider the dissolution of CaCl2 : CaCl2 (s) → Ca2+ (ag) + 2 C1-(ag) AH = -81.5 kJ An 11.7-g sample of CaCl2 is dissolved in 121 g water, with both substances at 25.9°C. Calculate the final temperature of the solution assuming no heat loss to the surroundings and assuming the solution has a specific heat capacity of 4.18 J/°C.g. Temperature = °C
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