Investigating neutralisation reactions (Edexcel GCSE Chemistry Combined Science): Flashcards
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CaO + HCl experiment investigates
CaO + HCl experiment investigates
pH change as base reacts with acid
Volume of HCl used in CaO neutralisation
Volume of HCl used in CaO neutralisation
cm
Container for CaO and HCl reaction
Container for CaO and HCl reaction
Conical flask
Example mass of CaO used
Example mass of CaO used
g
Equipment to weigh calcium oxide
Equipment to weigh calcium oxide
Mass balance
Products of CaO + HCl neutralisation
Products of CaO + HCl neutralisation
Calcium chloride and water
Equipment to measure pH
Equipment to measure pH
pH probe or universal indicator
Sign all acid has reacted in CaO experiment
Sign all acid has reacted in CaO experiment
CaO remains at bottom of flask
Initial pH before adding CaO
Initial pH before adding CaO
Acidic (less than )
pH at neutralisation point
pH at neutralisation point
pH (neutral)
pH with excess calcium oxide
pH with excess calcium oxide
Alkaline (greater than )
Safety equipment for CaO + HCl experiment
Safety equipment for CaO + HCl experiment
Safety goggles and lab coat