Exam (elaborations)
AQA GCSE COMBINED SCIENCE: TRILOGY Higher Tier CHEMESTRY Paper 1 8464/C/1H||QUESTIONS & MARKING SCHEME MERGED ||GRADED A+
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This question is about carbon dioxide. Carbon dioxide is soluble in water and forms an acidic solution. 0 1 . 1 Which ion makes the solution acidic? [1 mark] 0 1 . 2 Name an indicator that could be used to test if the solution is acidic. Give the result of the test. [2 marks] Indicator Resu...
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