If the temperature of a fixed mass of gas increases, what happens to the average kinetic energy of the particles in the gas?
It decreases
It remains the same
It increases
What is \(0^{\circ}C\) in Kelvin?
\[173 K\]
\[273 K\]
\[373 K\]
What temperature scale must be used in calculations relating to the Gas Laws?
Centigrade scale
Farenheit scale
Kelvin scale
If the temperature of a gas is \(323 K\), what is its temperature in \(^{\circ}C\)?
\[45^{\circ}C\]
\[50^{\circ}C\]
\[55^{\circ}C\]
A fixed volume of gas is cooled from \(20^{\circ}C\) to \(0^{\circ}C\). What is the temperature change, \(\Delta T\), in Kelvin?
\[20 K\]
\[293 K\]
\[253 K\]
\(1\, litre\) of Helium gas stored at a pressure of \(800 kPa\) in a cylinder is released to fill a \(5\, litre\) party balloon. What is the pressure of the gas inside the balloon?
\[4000 kPa\]
\[160 kPa\]
\[400 kPa\]
The pressure in a bike tyre at room temperature (\(20^{\circ}C\) or\( 293K\)) is \(350 kPa\). At what temperature will its pressure drop to \(340 kPa\)?
\(285 K\) (\(12^{\circ}C\))
\(301 K\) (\(28^{\circ}C\))
\(292 K\) (\(12^{\circ}C\))
A beachball with a volume of \(8\, litres\) is taken from a room at \(20^{\circ}C\) (\(293 K\)) and placed in a freezer at \(-15^{\circ}C \) (\(258 K\)), making it shrink.
What is the volume of the frozen beachball?
\[6.00\, litres\]
\[2.40\, litres\]
\[7.04\, litres\]
\(0.28\, m^{3}\) of a gas at \(25°C\) has its temperature raised to \(100°C\). Assuming the pressure of the gas remains constant, what is its new volume?
\[0.35\, m^{3}\]
\[0.53\, m^{3}\]
\[0.88\, m^{3}\]
\(0.95\, m^{3}\) of a gas at \(20°C\) is cooled. Its new volume is found to be \(0.75\, m^{3}\). Assuming the pressure of the gas remains constant, what temperature in degrees Celsius is the gas at now?
\[231\,^{\circ}C\]
\[0^{\circ}C\]
\[-42\,^{\circ}C\]