Verify your calculation. In your set-up, do your units cancel? Did you report your data to the correct number of significant figures? Mass of magnesium (g) Moles of magnesium (mol) Temperature of water (°C) Temperature of water (K) Vapor pressure of water (mmHg) Barometric pressure (mmHg) Observations eudiometer started to bubble up Volume of hydrogen gas collected (mL) Volume of hydrogen gas collected (L) Pressure of hydrogen gas (mmHg) Pressure of hydrogen gas (atm) Moles of hydrogen gas produced (mol) Ideal gas constant (L-atm-mol-¹-K-¹) 0.013 0.00053 22.0 295.15 19.8 776.0 13.00 0.01300 I 0.00053 0.082
Verify your calculation. In your set-up, do your units cancel? Did you report your data to the correct number of significant figures? Mass of magnesium (g) Moles of magnesium (mol) Temperature of water (°C) Temperature of water (K) Vapor pressure of water (mmHg) Barometric pressure (mmHg) Observations eudiometer started to bubble up Volume of hydrogen gas collected (mL) Volume of hydrogen gas collected (L) Pressure of hydrogen gas (mmHg) Pressure of hydrogen gas (atm) Moles of hydrogen gas produced (mol) Ideal gas constant (L-atm-mol-¹-K-¹) 0.013 0.00053 22.0 295.15 19.8 776.0 13.00 0.01300 I 0.00053 0.082
World of Chemistry, 3rd edition
3rd Edition
ISBN:9781133109655
Author:Steven S. Zumdahl, Susan L. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan L. Zumdahl, Donald J. DeCoste
Chapter9: Chemical Quantities
Section9.2: Using Chemical Equations To Calculate Mass
Problem 4RQ
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need to find the Pressure of hydrogen gas (mmHg) and the Pressure of hydrogen gas (atm)
(the answer is NOT Pressure of hydrogen gas = 0.9867atm or 749.89mm Hg.)
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