Examen
GCSE COMBINED SCIENCE: TRILOGY 8464/C/2H Chemistry Paper 2H 202-2021 MARKING SCHEME
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This applies to questions requiring a set number of responses, but for which students have provided extra responses. The general principle to be followed in such a situation is that ‘right + wrong = wrong’. Each error / contradiction negates each correct response. So, if the number of error ...
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