3.1 g of NaOH(s} is dissolved in 57.9 g of water with an initiat temperature of 22.5°C and the emperature rises to 36.6°C, then find the enthalpy of solution (in J) using equanon or Determine the enthalpy in J/g and kJ/mole. Show your work! J/g kJ/mol

Chemistry
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ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
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Chapter1: Chemical Foundations
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Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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Eq 6 to solve is in the other picture, it's not 2 different questions just in case it gets flagged for being in two separate pictures. 

If 3.1 g of NaOH(s) is dissolved in 57.9 g of water with an initiat temperature of 22.5°C and the
temperature rises to 36.6°C, then find the enthalpy of solution (in J) using equation 6.
femperature rises to 36.6°C, then find the enthalpy of solution (in J) using equation o.
Determine the enthalpy in J/g and kJ/mole. Show your work!
J/g
KJ/mol
Transcribed Image Text:If 3.1 g of NaOH(s) is dissolved in 57.9 g of water with an initiat temperature of 22.5°C and the temperature rises to 36.6°C, then find the enthalpy of solution (in J) using equation 6. femperature rises to 36.6°C, then find the enthalpy of solution (in J) using equation o. Determine the enthalpy in J/g and kJ/mole. Show your work! J/g KJ/mol
Heat lost by solid dissolving
= Heat gained by water
%3|
-4solid dissolving = 9water
ΔΗ
9 solid dissolving
= -4water
solution
ΔΗ
= 4solid dissolving
* Swater
* AT water
(eq 6)
Mwater
%D
solution
-
Transcribed Image Text:Heat lost by solid dissolving = Heat gained by water %3| -4solid dissolving = 9water ΔΗ 9 solid dissolving = -4water solution ΔΗ = 4solid dissolving * Swater * AT water (eq 6) Mwater %D solution -
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