CHM 1025L: Data Sheet for GeneratingMass of magnesiumVolume of hydrogen gas in cylinderTemperature of hydrogen gasBarometric pressureVapor Pressure of water (see Table 1)of "dry" hydrogen gasTrial 10.0859073.2ml29812761 km24mmblaTrial 20.066562.0ml29512762 tour20 mm Hg Show the calculations for the actual volume of hydrogen gas collected, corrected to conditions ofSTP for trials 1 and 2. You'll need to use the combined gas law formula.Actual Volume of hydrogen gas at STP120 tonTrial 1Show the calculations for the percent yield of hydrogen gas at STP for trials 1 and 2:1/0 yield of Hydrogen = Actual vL of H₂Percent Yield of hydrogen gas at STPTrial 2Trial 1134Trial 2In the following space provided, comment on possible sources of error in your experimentif you didn't get 100 % yield in either trial.

Mg(s) + 2HCl(aq) →MgCl2(aq) + H2(g)

Answered: Percent Yield of hydrogen gas at STP…

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Percent Yield of hydrogen gas at STP Trial 1 Trial 2

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

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Question

100%

CHM 1025L: Data Sheet for Generating
Mass of magnesium
Volume of hydrogen gas in cylinder
Temperature of hydrogen gas
Barometric pressure
Vapor Pressure of water (see Table 1)
of "dry" hydrogen gas
Trial 1
0.0859
073.2ml
29812
761 km
24mmbla
Trial 2
0.0665
62.0ml
29512
762 tour
20 mm Hg

Show the calculations for the actual volume of hydrogen gas collected, corrected to conditions of
STP for trials 1 and 2. You'll need to use the combined gas law formula.
Actual Volume of hydrogen gas at STP
120 ton
Trial 1
Show the calculations for the percent yield of hydrogen gas at STP for trials 1 and 2:
1/0 yield of Hydrogen = Actual vL of H₂
Percent Yield of hydrogen gas at STP
Trial 2
Trial 1
134
Trial 2
In the following space provided, comment on possible sources of error in your experiment
if you didn't get 100 % yield in either trial.

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Step 5: Theoretical volume of hydrogen (at STP) (Trial-2)

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