JAMB - Chemistry (1987 - No. 26)
In which of the following are the aqueous solutions of each of the substances correctly arranged in order to decreasing acidity?
Ethanoic acid, milk or magnesia, sodium chloride, hydrochloric acid and sodium hydroxide
Ethanoic acid, hydrochloric acid, milk of magnesia, sodium chloride and sodium chloride and sodium hydroxide
Hydrochloride acid, ethanol acid, sodium chloride, milk of magnesia and sodium hydroxide
Hydrochloride acid, sodium hydroxide sodium chloride, ethanol acid, and milk of magnesia