GCSE AQA Chemistry (Triple)

Chemistry
GCSE AQA Biology (Triple). Digital Anki Flashcards, Includes Paper 1 and 2

Sample Data

Front Why is the rate of reaction decrease (by the green arrow)?
Back Because a lot of the reactant molecules already reacted and turn into product.
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Front What do sedimentation tanks do to sewage?
Back Produced a liquid effluent and a semi solid sludge which sinks to the bottom of the tank.
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Front Why do we add the acid drop by drop just before the colour change?
Back To be as accurate as possible
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