Unit 4 January 2021 - A2 Chemistry Edexcel - Dr Hanaa Assil

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Answers and explanation of the questions
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Why didnt you minus the moles in the buffer equation? And how do you know when to minus the moles and find out the new ratio between the acid or use the current moles and find out the ratio directly, this is at 45:00

gv
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Thank you as always! Watching all your paper videos for Jan exam on 8th Jan next month!

vickie
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thaankyouu so much for uploading this before exam!

mikikiki
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Hey there,
Could you kindly assist us solving the Edexcel igcse nov 23 chemistry p1 and 2?

lastcall
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