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Edexcel A Level Chemistry > Formulae, equation and amounts of substance > Flashcards

Formulae, equation and amounts of substance Flashcards

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1
Q

Suggest a reason why anhydrous sodium carbonate can be used as a primary standard but hydrated sodium carbonate can not?

A

Hydrated will gradually lose its water of crystallisation
while anhydrous can be heated strongly to drive off water which make it a stable compound

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Edexcel A Level Chemistry (4 decks)

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