Gas Laws
Gas Laws Aim: To show that PV=nRT Method: 1. ... Gas was collected in a measuring cylinder to a set volume 3. ... 5 g Using the change in weight of the lighter and the molecular weights we can now determine how many moles of butane and propane were in the collected gas. ... 238 Litres Conclusion When it comes to gases, pressure, the number of moles of the gas and temperature, within a set volume are all closely related.