Add the copper(II) carbonate to the sulfuric acid and stir until there is no further reaction and unreacted ... place 25cm 3 of sodium hydroxide solution into a conical flask.

Pour about ⅓ of the indicator solution into the citric acid cup and ⅓ into the sodium carbonate cup. Leave ⅓ in the indicator cup. A color change is often a clue that a chemical reaction has taken ...

Sulfates found naturally in the air could interact with other chemicals to form sulfuric acid. This acid is known ... mix with sulfur trioxide and sodium carbonate to form sulfate compounds.