CIE IGCSE Chemistry Solved Past Paper May/June 2018 P42

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This video provides solution to Paper 4 Variant 2 of May/June 2018.
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2018 ahhhh don't it feel notalgic? Cuz as far as I'm concern, I'm pretty u guys gave the IGCSE exam back in 2018.

ayog
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in q7 b theyve given the Mr so why do we calculate it and what formula did you use

aizahwaqar