A gas expands from 223 mL to 908 mL at a constant temperature. Calculate the work done (in joules)by the gas if it expands(a) against a vacuum.W =(b) against a constant pressure of 4.00 atm.W =JA 31.15-g stainless steel ball bearing at 100.47°C is placed in a constant-pressure calorimetercontaining 110.1 g of water at 19.55°C. If the specific heat of the ball bearing is 0.474 J/ (g · °C),calculate the final temperature of both the water and steel when they equilibrate. Assume thecalorimeter to have negligible heat capacity.

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A gas expands from 223 mL to 908 mL at a constant temperature. Calculate the work done (in joules) by the gas if it expands (a) against a vacuum. (b) against a constant pressure of 4.00 atm. J

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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Question

A gas expands from 223 mL to 908 mL at a constant temperature. Calculate the work done (in joules)
by the gas if it expands
(a) against a vacuum.
W =
(b) against a constant pressure of 4.00 atm.
W =
J
A 31.15-g stainless steel ball bearing at 100.47°C is placed in a constant-pressure calorimeter
containing 110.1 g of water at 19.55°C. If the specific heat of the ball bearing is 0.474 J/ (g · °C),
calculate the final temperature of both the water and steel when they equilibrate. Assume the
calorimeter to have negligible heat capacity.

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