5.17 Molar volume calculations Flashcards
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1
Q
Calculations
A
If you are given a balanced equation, the mass/volume of a reactant and are asked to calculate the mass/volume of a product:
Calculate moles of the reactant
If given a mass: moles = mass / molar mass
If given a volume: moles = volume / 24
Work out the mole ratio and work out how many moles of the product you have
Calculate mass/volume using moles
Mass = moles x molar mass
Volume = moles x 24