Hydrogen gas exerts a pressure of 466 torr in a container. What is this pressure in...
A sample of damp air in a 1.00 L container exerts a pressure of 762.0 torr at 48.5 °C; when it is cooled to -10.0 °C, the pressure falls to 607.1 torr as the water condenses and freezes. What mass of water was present? Assume ideal gas behavior and that the vapor pressure of ice at -10.0 °C is negligible
A gas sample containing 1.42 moles at 23°C exerts a pressure of 450. torr. Some gas is added to the same container and the temperature is increased to 40.°C. If the pressure increases to 800. torr, how many moles of gas were added to the container? Assume a constant-volume container.
1. Consider a gas in a rigid container initially at 533 torr and 15.00 oC. What final temperature, in Kelvin, is needed to reduce the pressure to 342 torr? Use 273.15 for any Kelvin conversion steps. Round your answer to a whole number (ones place) 2. A gas initially at 2.40 atm and 311 K is cooled to 235 K at constant volume. What is the final pressure, in units of atm? Report your answer with two decimal places. A...
QUESTION 10 A certain ideal gas exerts a pressure of 864.1 torr in a vessel with a volume of 576.0 mL. If the volume is reduced to 4122 m, what is the resulting pressure anume no change in temperature)? O A. 417 torr B. 618 torr OC. 275 torr D. 1208 torr OE. 0.813 atm
What is the density of a sample of hydrogen gas that exerts 2.85 atm of pressure at 225K? Select the correct answer below. O 2.881 01.29 O 0.31] O 0.957 FEEDBACK MORE INSTRUCTIC
A sample of nitrogen gas in a 1.77-L container exerts a pressure of 1.34 atm at 35 degrees C. what is the pressure if the volume of the container is maintained constant and the temp is raised to 343 degrees C.
An aqueous chemical reaction produces hydrogen gas with a total pressure of 295.0 torr at 17.5 oC in a closed container. What is the partial pressure of the hydrogen gas if the water vapor pressure is 15.0 torr at 17.5 oC and external atmospheric pressure is 760.0 torr? Mg(s) + 2HCl(aq) ⟶H2(g) + MgCl2(aq)
1. What pressure is exerted by 4.00 g of Ne gas at 25.00 oC inside a 865 mL container, assuming ideal gas behavior? 2. A sealed container is holding 328 torr of N2 gas, 489 torr of O2 and 371 torr of H2. What is the total pressure inside the container in units of torr? 3. A gas mixture composed of He and Xe is maintained at STP. If the mixture contains 0.73 atm of He, what is the partial...
1. a. The pressure inside a hydrogen-filled container was 2.10 atm at 21 ∘C. What would the pressure be if the container was heated to 87 ∘C ? b. At standard temperature and pressure (0 ∘C and 1.00 atm ), 1.00 mol of an ideal gas occupies a volume of 22.4 L. What volume would the same amount of gas occupy at the same pressure and 95 ∘C ? c. Calculate the number of molecules in a deep breath of...
What is the density of a sample of hydrogen gas (H2) that exerts 2.85 atm of pressure at 225K? Use 0.08206L atmmol K for the ideal gas constant. Round the answer to three significant figures.