Gas Laws STP R Valu
100 kPa
what is the total pressure exerted by a mixture containing two gases if the partial pressure of one gas is 70kPa and the partial pressure of the other gas is 30kPa.
CO2
which gas would have the slowest rate of diffusion when all of the gases are held at the same temperature and pressure?
volume decreases as pressure increases
which graph best represents how the volume of a given mass of a gas varies with the pressure exerted on it at constant temperature
40 ml
A gas occupies a volume of 30 milliliters at 274 K, if the temperature is increased to 364K while the pressure remains constant, what will be the volume of the gas.
22.4 ml
A student reacted 0.00100 mole of Mg(s) completely according to the equation Mg(s) + 2HCl —> MgCl2(aq) + H2 (g). He collected the H2 (g) in a eludió meter. What volume of H2 (g), collected to STP conditions, did he collect.
1.34
The density of NO gas in grams per liter at STP is approximately..
H2
Which gas will diffuse at the fastest rate under the same conditions of temperature and pressure?
546K
a 0.5 mole samples of CO2(g) at 2 atm occupies 11.2 liters. What is the temperature of the sample.
1.00 atm
a 0.500-mole sample of a gas has a volume of 11.2 liters at 273 K. What is the pressure of the gas?
123atm
a 1.0 liter flask contains 5 moles of a gas at 27˚C, what is the pressure of the gas
5 L
a 2.5 liter sample of gas is at STP, when the temperature is raised to 273˚C, and the pressure remains constant, the new volume of the gas will be
30 ml
a 20 milliliter sample of a gas is at 546K and has a pressure of 6.0 atmospheres. The new volume of the gas will be
average kinetic energy
a flask containing molecules of gas A and a separate flask containing the molecules of gas B are both at the same temperature. Gases A and B must have equal
5600 ml
a gas has a volume of 1400 milliliters at a temperature of 20.0 K, and a pressure of 101.3 kPa. What will be the volume when the temperature s changed to 40 K and the pressure is changed to 50.65 kPa?
increases
a sample of gas is at STP, as the pressure decreases and the temperature increases, the volume of the gas
10 kPa
a sealed flask contains 1 mole of hydrogen and 3 moles of helium gas at 20˚C, if the total pressure is 40kPa, what is the partial pressure of the hydrogen gas?
energy may be transferred between colliding particles
according to the kinetic theory of gases, which assumption is correct?
decreases
as the pressure on a sample of a gas increases at constant temperature, the volume of the gas
increases
as the temperature of a sample of a gas increases at constant pressure, the volume of the gas sample
2 moles of Ne
at STP, 44.8 liters of CO2 contains the same number of particles as
volume increases, and temperature also increases
at constant pressure, which graph shows the correct relationship between the volume of a gas (V) and its absolute temperature (T)?
2.0 L
at constant temperature, the pressure on 8 liters of a gas is increased from 1 atmosphere to 4 atmospheres. What will be the new volume of the gas?
temperature measured on the Kelvin scale
the average kinetic energy of the molecules o an ideal gas is directly proportional to the
directly proportional to the Kelvin temperature
the volume of a given mass of an ideal gas at constant pressure is