Gas Volumes c5e OCR 3.0 / 5 based on 1 rating ? ChemistryCalculations, moles and yieldGCSEOCR Created by: MackenzieCreated on: 19-12-12 12:20 Name One method of collecting gases Using a gas syringe 1 of 9 Name another method Downward displacement of water using an upturned measuring cylinder or burette 2 of 9 What do these methods measure? The volume of gas produced by a reaction 3 of 9 Weighing the reactants is a way of what? Why? Finding the mass of gas produced because as the reaction happens gas is given off and the mass will decrease 4 of 9 What is the limiting reactant? The reactant that runs out before the other in a reaction 5 of 9 What happens when the limiting reactant runs out? The reaction will stop 6 of 9 What is proportional to the volume of gas produced? The amount of limiting reactant present 7 of 9 1 mole of gas occupies? 24 dm3 (24000cm3) 8 of 9 What 3 elements occupy the same volume in mole form? 1 mole of hydrogren, oxygen and carbon dioxide 9 of 9
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