If 77.0 mL of hydrogen gas is collected over water at 50.0°C and 763 mm Hg,...
QUESTION 3 A student collected a sample of hydrogen gas in a eudiometer over a water bath to experimentally determine the value of the gas constant, R. Calculate the experimental value of Rif the pressure of the gas was 0.991 atm, the volume was 36.3 mL the temperature was 292 K and the sample contained 1.54 x 103 moles of gas. QUESTION 4 A student collected a sample of hydrogen gas in a eudiometer over a water bath. The atmospheric...
3) 50.0 mL of dry fluorine at 20.0° C and 795 mm Hg will occupy what volume over water at the same temperature and pressure? ( Pwater=17.5 mm Hg) (51.1ml) 4) What is the root mean squared velocity of hydrogen gas (H2) at 28.4°C? (1932m/s)
A sample of hydrogen gas was collected over water at 36 degree C and 855 mm Hg. The volume of the container was 6.50 L. Calculate the mass of H_2(g) collected. (Vapor pressure of water = 44.6 torr at 36 degree C) a. 0.58 g b.9.38 g c.0.55 g d.4.69 g e. 0.27 g
If the volume of wet gas collected over water is 78.0 mL at 20 ∘C and 753 mmHg , what is the volume of dry gas at STP conditions? (The vapor pressure of water at 20 ∘C is 17.5 mmHg.)
The hydrogen gas formed in a chemical reaction is collected over water at 30.0 ℃ at a total pressure of 732 mm Hg. a) What is the partial pressure of the hydrogen gas collected in this way? b) If the total volume of gas collected is 720 ml, what mass of hydrogen gas is collected?
1.)A sample of hydrogen (H2) gas is collected over water at 35oC and 725 mm. The volume of the gas collected is 72.0 ml. How many moles of H2 gas has been collected? How many grams of H2 gas has been collected? 2.)A sample of carbon dioxide (CO2) gas is collected over water at 23oC and 735 mm. The volume of the gas collected is 113.0 ml. How many moles of CO2 gas has been collected? How many grams of...
2560 mL of a gas is collected at 2.5 mm Hg. What will the volume be at standard pressure? Standard pressure is 760 mm Hg.
A 1,096.9 mL sample of hydrogen gas was collected over water at 25°C and a pressure of 777.6 torr. If the pressure of water vapor is 24.0 torr at 25.0°C, what mass of hydrogen gas (g) was collected?
QUESTION 4 A student collected a sample of hydrogen gana sudiometer over a water bath. The atmospheric pressure in the lab was 760.5 m Hg and the vapor pressure of water was 21.1 mm Hg. What was the pressure of the hydrogen gas collected in mm Hg
During an experiment performed at 30.0 °C and 770 mm Hg, 525 mL of hydrogen gas is collected in a pneumatic trough. If the partial pressure of water at the test temperature was 31.8 mm Hg, how many moles of hydrogen was collected?