A salt is also formed in this reaction. Bases are metal oxides, metal hydroxides and metal carbonates. In the neutralisation reaction between an acid and a metal carbonate, there are three ...

Making salts Acids react with metals, bases and carbonates to produce salts. Neutralisation is the reaction between an acid and a base. Titration and calculations Titration is a method used to ...

In DNA, two complementary strands of nucleotides pair up through hydrogen bonds between the bases (A with T and G with C ... and develop new crop varieties. Nucleic acid-based techniques, such as ...

Red cabbage contains a chemical called anthocyanin. This pigment is a natural acid-base indicator. It is blue in neutral substances, like plain water. When an acid like lemon juice gets in the water, ...