Hydrochloric acid
Sulphuric acid
Distilled water
Bleach
Soap
Sodium hydroxide
magnesium metal
zinc metal
release and given out 有何分別
magnesium chloride
Calcium chloride
metal carbonate
magnesium carbonate
metal sulphate
precipitate
Reddish brown precipitate
iron hydroxide
potassium chloride
Concentrated sulphuric acid
caustic alkali
splashed
muscks
Neutralization