Determining the Mr of an unknown gas

IB Chemistry: Determining the Mr of an unknown gas

One of the good things about this experiment is that it gets students to solve a real problem. It also addresses one of the mandatory laboratory component areas listed under Topic 1.3 Reacting masses and volumes. "Obtaining and the use of experimental values to calculate the molar mass of a gas from the ideal gas equation". In the ‘real world’ chemists often know what the problem is - the challenge is to find a solution....

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