Water Vapor A student weighs out 0.0422 g of magnesium metal. The magnesium metal is reacted with excess hydrochloric acid to produce hydrogen gas. A sample of hydrogen gas is collected over water in a eudiometer at 32.0°C. The volume of collected gas is 43.9 mL and the atmospheric pressure is 832 mmHg. Using the experimentally collected data, calculate R and the percent error. Temperature °C Pressure (mmHg) 26 25.2 28 28.3 30 31.8 32 35.7 34 39.9 36 44.6 Ideal gas constant from literature: L'atm R= mol·K L'atm 0.08206 mol·K Percent error=|5.8

Water Vapor A student weighs out 0.0422 g of magnesium metal. The magnesium metal is reacted with excess hydrochloric acid to produce hydrogen gas. A sample of hydrogen gas is collected over water in a eudiometer at 32.0°C. The volume of collected gas is 43.9 mL and the atmospheric pressure is 832 mmHg. Using the experimentally collected data, calculate R and the percent error. Temperature °C Pressure (mmHg) 26 25.2 28 28.3 30 31.8 32 35.7 34 39.9 36 44.6 Ideal gas constant from literature: L'atm R= mol·K L'atm 0.08206 mol·K Percent error=|5.8

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

Water Vapor
A student weighs out 0.0422 g of magnesium
metal. The magnesium metal is reacted with
excess hydrochloric acid to produce hydrogen
gas. A sample of hydrogen gas is collected over
water in a eudiometer at 32.0°C. The volume of
collected gas is 43.9 mL and the atmospheric
pressure is 832 mmHg. Using the
experimentally collected data, calculate R and
the percent error.
Temperature
°C
Pressure
(mmHg)
26
25.2
28
28.3
30
31.8
32
35.7
34
39.9
36
44.6
Ideal gas constant from literature:
L'atm
R=
mol·K
L'atm
0.08206
mol·K
Percent error = 5.8

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