IB Chemistry S1.5 Definitions
This page contains our IB Chemistry definitions for S1.5. By learning each one of these definitions, you will fully cover the content for IB Chemistry 'Ideal gases'.
Absolute Zero
The lowest possible temperature, 0 K (-273°C), where kinetic energy and pressure of a gas are zero
Boyle's Law
The principle stating that the pressure of a gas is inversely proportional to its volume when temperature is constant
Charles's Law
The principle stating that the volume of a gas is directly proportional to its temperature when pressure is constant
Guy-Lussac's Law
The principle stating that the pressure of a gas is directly proportional to its absolute temperature when volume is constant
RTP
Conditions of 25°C (298 K) and 100 kPa pressure
STP
Conditions of 0°C (273 K) and 100 kPa pressure
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