Metal NaOH KCI Mass of Solid 10 grams 10 grams Initial Temperature of Solid 20.0 C 20.0 C Mass of Water 200 grams 200 grams Initial Temperature of Water 20.0 C 20.0 C 4.184 J/gC 4.184 J/gC Specific Heat of Water (Solution) Final Temperature of Solution 30.23 C 17.88 C 11. Calculate the heat change of the water for the dissolving of NaOH. Use the mass of the solution (water + NaOH) and the specific heat and temperature change of the water. (q = mc AT). 12. Calculate the moles of NaOH dissolved. 13. Calculate the heat of solution for NaOH (kJ/mol).

Chemistry by OpenStax (2015-05-04)
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Chapter5: Thermochemistry
Section: Chapter Questions
Problem 25E: Dissolving 3.0 g of CaCl2(s) in 150.0 g of water in a calorimeter (Figure 5.12) at 22.4 °C causes...
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Metal
NaOH
KCI
Mass of Solid
10 grams
10 grams
Initial Temperature of Solid
20.0 C
20.0 C
Mass of Water
200 grams
200 grams
Initial Temperature of Water
20.0 C
20.0 C
Specific Heat of Water
(Solution)
4.184 J/gC
4.184 J/gC
Final Temperature of Solution
30.23 C
17.88 C
11. Calculate the heat change of the water for the dissolving of NaOH. Use the mass of the solution
(water + NaOH) and the specific heat and temperature change of the water. (q = mc AT).
12. Calculate the moles of NaOH dissolved.
13. Calculate the heat of solution for NAOH (kJ/mol).
Transcribed Image Text:Metal NaOH KCI Mass of Solid 10 grams 10 grams Initial Temperature of Solid 20.0 C 20.0 C Mass of Water 200 grams 200 grams Initial Temperature of Water 20.0 C 20.0 C Specific Heat of Water (Solution) 4.184 J/gC 4.184 J/gC Final Temperature of Solution 30.23 C 17.88 C 11. Calculate the heat change of the water for the dissolving of NaOH. Use the mass of the solution (water + NaOH) and the specific heat and temperature change of the water. (q = mc AT). 12. Calculate the moles of NaOH dissolved. 13. Calculate the heat of solution for NAOH (kJ/mol).
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