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13 cards from this deck
First principles method and formula method
Starts with basic definitions, systematic, time-consuming
Starts with formula, faster, ideal for exams
moles=massRMM\text{moles} = \frac{\text{mass}}{\text{RMM}}moles=RMMmass
moles=volume×molarity1000\text{moles} = \frac{\text{volume} \times \text{molarity}}{1000}moles=1000volume×molarity
Va×Mana=Vb×Mbnb\frac{V_a \times M_a}{n_a} = \frac{V_b \times M_b}{n_b}naVa×Ma=nbVb×Mb
Density=MassVolume\text{Density} = \frac{\text{Mass}}{\text{Volume}}Density=VolumeMass
Pipette
Volumetric flask
Phenolphthalein
Pink to colourless
Increases volume required for neutralisation, reducing % error
Caustic substance
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