Atmospheric Pressure - Page 5
Questions
- A cylinder of volume 1m3 is filled with 1kg of CO and 100g of H2O. If the gases are ideal what is the pressure in the cylinder at ambient temperature?
- A chemist did an experiment and mixed baking soda with vinegar. She collected CO2 in a balloon. But there was also water vapor in the balloon. If the total pressure of the gas collected was 2.76 atm and the temperature was 290C, what was pressure of CO2?
- A helium balloon with an internal pressure of 2.00 atm and a volume of 9.00 L at 40.00 C is released. What volume will the balloon occupy at an altitude where the pressure is 0.500 atm and the temperature is –40.00 C?
- A 9.380 mol sample of nitrogen gas is maintained in a 0.8198 L container at 301.8 K. What is the pressure in atm calculated using the van der Waals' equation for N2 gas under these conditions? For N2, a = 1.390 L2atm/mol2 and b = 3.910×10-2 L/mol. __ atm
- Is the product of PV has SI unit of atmdm^3?if no why?
- Which of the following is not equivalent to the remaining three?
- How to convert 1.2 atm to kPa?
- .54 mol of H2 is contained in a 2.00 L container at 20.0 oC. What is the pressure in the container in atm?
- .54 mol of H2 is contained in a 2.00 L container at 20.0 oC. What is the pressure in the container in atm?
- The root mean square velocity of hydrogen molecules is 183,000cm/sec, what is its density at atmospheric pressure?
- Under identical condition the rate of effusion of #"CH"_4# is higher than that of A) #"O"_2# b) #"H"_2# c) #"N"_2# d) #"He"# ???
- Dry air near sea level has the following composition by volume: N2, 78.08 percent; O2, 20.94 percent; Ar, 0.93 percent; CO2, 0.05 percent. The atmospheric pressure is 1.00 atm. Calculate the concentration of each gas in moles per liter at 0°C?
- What would the balanced reaction between nitrogen and hydrogen (at atmospheric pressure and room temp)?
- Why were zeppelins originally filled with dihydrogen? Would helium gas have been a better choice considering the fate of the Hindenburg zeppelin?
- What is #P_"dinitrogen"# if the saturated vapour pressure is #18.7*mm*Hg#, and the total pressure is #1.92*atm#?
- If atmospheric pressure is #772*mm*Hg#, what would be the equivalent height of a water column?
- Buoyancy for the Goodyear blimp Spirit of Innovation comes from 203,000 ft3 of helium. Calculate the mass of this much helium at 22.00 °C and 0.987 atm pressure.?
- Scientists store some reactive chemicals in containers filled with argon?
- A helium filled balloon has a volume of 208 l and it contains 9.95 moles of gas. If the pressure of the ballon is 1.26 atm determine the temperature in Celsius degrees?
- How many gaseous ATOMS are there in a volume of #60*mL# of gas at a pressure of #1*atm# at a temperature of #298*K#?