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2. When 1.0 g of sodium nitrate was dissolved in 50.0 g of water in a calorimeter at 20.0°C, the temperature of the solution decreased to 14.5°C. Assume the mass of the solution is equal to

2. When 1.0 g of sodium nitrate was dissolved in 50.0 g of water in a calorimeter at 20.0°C, the temperature of the solution decreased to 14.5°C. Assume the mass of the solution is equal to

Chemistry
Chemistry
10th Edition
ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter1: Chemical Foundations
Section: Chapter Questions
Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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Can someone verify my answers?

I got:

a)  endothermic

b)-1149.5 J

c) 1149.5 J

d)0.0117 mol

e) 97704.05 J/mol 

I Calorimetry 2. When 1.0 g of sodium nitrate was dissolved in 50.0 g of water in a calorimeter at 20.0°C, the temperature of the solution decreased to 14.5°C. Assume the mass of the solution is equal to the mass of water and that colution = 4.18 J/ig - °C), as per Equation (6). a. Is this process endothermic or exothermic?. Explain: b. Calculate q mlurtion J c. Calculate AH J soln d. Calculate moles of NaNO, mol e. Find AH, for the solution of 1 mole of NaNO, in water. J/mol | 30
Transcribed Image Text:I Calorimetry 2. When 1.0 g of sodium nitrate was dissolved in 50.0 g of water in a calorimeter at 20.0°C, the temperature of the solution decreased to 14.5°C. Assume the mass of the solution is equal to the mass of water and that colution = 4.18 J/ig - °C), as per Equation (6). a. Is this process endothermic or exothermic?. Explain: b. Calculate q mlurtion J c. Calculate AH J soln d. Calculate moles of NaNO, mol e. Find AH, for the solution of 1 mole of NaNO, in water. J/mol | 30
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