Chemistry (Combined Science) · GCSE · Edexcel · Edexcel GCSE Combined Science (1SC0) — Chemistry — Foundation · Specification point · 3.2 · Chemical change · Acids
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| Students should: | Maths skills |
|---|---|
3.2 Recall that a neutral solution has a pH of 7 and that acidic solutions have lower pH values and alkaline solutions higher pH values |