C6- rate and extent of chemical reactions Flashcards by Emma Hamilton | Brainscape

Q

Rate of reaction equation

A

Change in quantity/time

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Q

How to increase rate of reaction?

A

Increase surface area
Increase concentration
Increase pressure
Increase temperature
Use catalysts

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Q

Rate of reaction practical

A

Hydrochloride acid and sodium thiosulphate causes solution to go cloudy. Measure time for cross to disappear. Repeat at different temperatures

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Q

Rate of reaction practical

A

Measure volume of gas produced by attached gas syringe to reaction vessel

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Q

How to calculate rate of reaction graph

A

rate of reaction = gradient
gradient = up/across

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