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For SQA National 5 Chemistry, learn about the properties of acids and bases and how to tell them apart with this BBC Bitesize Scotland revision guide.
Balancing chemical equations All substances are described by their formulae, which are used to write balanced chemical equations. Writing the formula for an ionic compound requires knowledge of ...
“THE inability to balance a chemical equation is a most common difficulty to students of chemistry.” The author has attempted to remedy this very common weakness, and in addition to a concise ...
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