(a) What effect does the concentration of H⁺ (aq) ions have on the nature of a solution?

38 What happens when zinc granules are heated with sodium hydroxide solution? Write equation of the reaction which takes place. 38 What happens when bases react with non-metal oxides? Explain with the help of an example. What does this reaction tell us about the nature of non-metal oxides? 39 What effect does the concentration of OH^- ions have on the nature of a solution? 39 Someone put some universal indicator paper into vinegar. The pH is 3. What does this tell you about the vinegar?