2. A sample of gas released 20 kJ of heat in the surrounding as itdoes 5 kJ of work. If the sample is located 10m above the groundand has an internal energy of 10kJ, what is the total energyremaining on the sample gas? 1. Determine the total amount of heat required to decrease thetemperature of 25g H,0 from 25°C to -10°c. (molar mass of H=lg/mol,molar mass of 0-16g/mol, molar heat capacity of H,0 (s) 37.5J/mol-K,molar heat capacity of H,0 (1)=75.3J/mol-K, AHi-6009.5J/mol)

Hello. Since the question contains multiple parts, the first part is solved. In case the solution…

1. Determine the total amount of heat required to decrease the temperature of 25g H,0 from 25 C to -10°c. (molar mass of H=1g/mol, molar mass of 0-16g/mol, molar heat capacity of H,0 (s)-37.5J/mol-K, molar heat capacity of H,0 (1)=75.3J/mol-K, AHsing=-6009.5J/mol)

1. Determine the total amount of heat required to decrease the temperature of 25g H,0 from 25 C to -10°c. (molar mass of H=1g/mol, molar mass of 0-16g/mol, molar heat capacity of H,0 (s)-37.5J/mol-K, molar heat capacity of H,0 (1)=75.3J/mol-K, AHsing=-6009.5J/mol)

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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7) Calculate the change in internal energy (AE) for a system that is giving off 25.0 kJ of heat and is changing from 12.00 L to 6.00 L in volume at 1.50 atm pressure. (Remember that 101.3 J = 1 L'atm) A) +25.9 kJ B) -16.0 kJ C) -25.9 kJ D) -24.1 kJ E) 937 kJ Answer: D Diff: 2 Page Ref: 6.4
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