<prompt> Bolela khemikhale e le ngoe eo e leng asiti le setsi.nan  <response>: Instruction in English: Name one chemical that is both an acid and a base. . Response in English: Water H2O is a chemical substance that can behave both as an acid and a base depending on the reaction conditions. In the presence of a base, water acts as an acid, while in the presence of an acid, it acts as a base. This property of water is known as amphotericity. . Response in Sesotho: Metsi H2O ke ntho ea likhemikhale e ka sebetsang ka bobeli e le asiti le setsi ho latela maemo a karabelo. Ka pela setsi, metsi a sebetsa joaloka acid, ha ka pela acid e sebetsa e le setsi. Sebaka sena sa metsi se tsejoa e le amphotericity. 