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Mark Scheme (Results) Summer 2019
Aug 22, 2019 · starch and contains protein B is not correct because the solution contains protein D is not correct because the solution does not contain starch (1) AO3(1a) Question ... resistant bacteria die (4) AO2 1 / the fittest bacteria survive ignore immune bacteria (Total for question 3 = 7 marks) Question number
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Pearson Edexcel GCSE Physics/Science
revisionscience.comPhysics/Science Unit P1: Universal Physics Foundation Tier Wednesday 24 May 2017 – Afternoon Time: 1 hour 5PH1F/01 You must have: Calculator, ruler Pearson Edexcel GCSE P48800A *P48800A0120* ©2017 Pearson Education Ltd. 1/1/1/1/1/ Turn over Instructions •• Use black ink or ball-point pen. Fill in the boxes at the top of this page with ...
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Pearson Edexcel Level 1/Level 2 GCSE (9-1) Chemistry
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revisionscience.comOCR 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.
Oxford Cambridge and RSA Thursday 16 May 2019 – Morning
revisionscience.com18 Simple distillation can be used to separate mixtures of liquids. A scientist is using simple distillation to separate a mixture of alcohols. Look at the table. It shows the boiling points of three alcohols. Alcohol Boiling point (°C) Methanol 65 Ethanol 78 Propanol 97 (a) (i) Which alcohol will be distilled first? Tick ( ) one box. Methanol ...
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revisionscience.comCambridge International Examinations is part of the Cambridge Assessment Group. Cambridge Assessment is the brand name of University of Cambridge Local Examinations Syndicate (UCLES), which is itself a department of the University of Cambridge. Group 140 Ce Cerium 58 141 Pr Praseodymium 59 144 Nd Neodymium 60 Pm Promethium 61 150 Sm …
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qualifications.pearson.comJan 07, 2015 · 3 He adds one drop of the starch suspension from the syringe to the first well in the spotting tile and records the colour change. 4 He rinses the outside of the syringe with water from a tap. 5 He then takes up exactly 5 cm3 of 5% amylase suspension into the same syringe containing the 10% starch suspension. 6 He starts a stopwatch.