gradu8docC.gifKS3-GCSE Matching pair exercise on
"pH, Acids and Alkalis and Salts"

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Match the items on the right with the items on the left, and then click on CHECK. EMAIL comment-query? KS3 Science-Chemistry: Updated Doc Brown's Chemistry Clinic June 12th 2009

pH 13
pH 7
pH 5
pH 9
pH 1