Chemistry 12Unit 4 - Acids, Bases and SaltsChemistry 12Worksheet 4-1KEYCommon Acids and BasesThis worksheet is based on material on pages 109 - 114 of SW.1.What is the chemical name for muriatic acid? hydrochleric acid2.Which acid turns skin yellow on contact?nitric acid3.Which acid is used in car batteries?sulphuric acid4.Which acid is found in the human stomach?hydrochloric acid5.Which acid, in its concentrated form, will corrode copper?nitric acid6.Concentrated sulphuric acid from the supplier is 98 % H2SO4 and2 % H2O. Themolar concentration of this acid is18 M.7.Which acid turns skin white on contact?hydrochloric8.List the four common uses of nitric acid. production of nitrates,fertilizers , explosives dyes9.When ammonia (NH3) gas dissolves in water, it forms a compound calledammonium hydroxide (NH4OH)10.What is the chemical name for caustic potash? potassium hydroxide (KOH)11.What is the chemical name for caustic soda or Iye? Sodium hydroxide (NaOH)12.Which acid is a strong dehydrating agent? Sulphuric aud (H2SO4)13. Concentrated hydrochloric acid from the supplier is12M or 37 % HCI.14.Give five things that are manufactured with the help of sulphuric acid. fertilizersexplosives, dyes, insecticides, detergents, plastics15. Which acid has achoking odour? hydrochloric acidWorksheet 4-1 - Common Acids and BasesPage I