Transcription of GCE Chemistry A
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GCE Chemistry A
Oxford Cambridge and RSA Examinations GCE Chemistry A Unit H032/02: Depth in Chemistry Advanced Subsidiary GCE Mark Scheme for june 2018 OCR (Oxford Cambridge and RSA) is a leading UK awarding body, providing a wide range of qualifications to meet the needs of candidates of all ages and abilities. OCR qualifications include AS/A Levels, Diplomas, GCSEs, Cambridge Nationals, Cambridge Technicals, Functional Skills, Key Skills, Entry Level qualifications, NVQs and vocational qualifications in areas such as IT, business, languages, teaching/training, administration and secretarial skills. It is also responsible for developing new specifications to meet national requirements and the needs of students and teachers.
H032/02 Mark scheme June 2018 6 Question Answer Marks Guidance 1 (a) A solution of known concentration 1 ALLOW description of concentration 1 (b) – Releases OH –(ions in aqueous solution) 1 ALLOW containing OH ions IGNORE mention of pH 1 (c) (i) Final reading/cm3 27.30 27.00 27.75 Initial reading/cm3 0.45 0.60 1.25 Titre/cm3
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