I need to know 13-15

You may find bellow the datelined answers.
Explanation:
13. Fill in the blanks. (dissolves, hydrogen, hydroxides, oxides, salt, water).
An acid is a substance that dissolves in water to form hydrogen ions. Acids react with metals to form a metal salt and hydrogen. When acids reacts with metal oxides or hydroxides a salt and water are formed.
14. Name sa salt formed when:
a) sulfuric acid (H₂SO₄) reacts with zinc (Zn)
zinc sulfate (ZnSO₄)
b) calcium oxide (CaO) reacts with hydrochloric acid (HCl)
calcium chloride (CaCl₂)
c) magnesium carbonate (MgCO₃) reacts with nitric acid (HNO₃)
magnesium nitrate (Mg(NO₃)₂)
15. Write the word equations for the reaction of:
d) magnesium with nitric acid
magnesium reacts with nitric acid to produce magnesium nitrate
e) copper (II) carbonate with hydrochloric acid
copper (II) carbonate reacts with hydrochloric acid to produce copper (II) chloride, carbon dioxide and water
f) sodium hydroxide with sulfuric acid
sodium hydroxide reacts with sulfuric acid to produce sodium sulfate and water
Learn more about:
chemical reactions
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