Edexcel OLevel Chemistry revision notes

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Lesson

Lesson-10.1.4- know that acids in aqueous solution are a source of hydrogen ions and alkalis in a aqueous solution are a source of hydroxide ions.

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Lesson-10.1.3- describe the use of universal indicator to measure the approximate pH value of an aqueous solution.Previous Lesson-10.1.5- know that alkalis can neutralise acids. describe how to carry out an acid-alkali titration.Next