(~s)
An ~ is a substance with a pH value of more than 7. Alkalis form chemical salts when they are combined with acids.
? acid
N-MASS
(~s)
An ~ is a substance with a pH value of more than 7. Alkalis form chemical salts when they are combined with acids.
? acid
N-MASS
Collins COBUILD. Толковый словарь английского языка для изучающих язык Коллинз COBUILD (международная база данных языков Бирмингемского университета) . 2012