CHE OCR
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Question Answer Marks AO element Guidance 1 (a) (i) Water flow AND condenser Water in at bottom and out at top AND condenser Flask and technique Pear-shaped/round-bottom flask AND reflux 2 1.2 × 2 DO NOT ALLOW conical flask, volumetric flask, beaker in place of round bottom/pear shaped flask Pear-shaped / Round-bottom flask H432/03 Mark Scheme Oct 2020 7 Question Answer Marks AO element Guidance (ii) Diagram showing knowledge of filtration under reduced pressure Dia...
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A Level Chemistry A H432 Q3 MS.pdf
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A Level Chemistry A H432 Q2 MS
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