A sample of hard water contains some calcium sulph..

41 C

A sample of hard water contains some calcium sulphate and calcium hydrogen carbonate. The total hardness may therefore be removed by

Curtir

Comentario

1720644710

A. boiling the water
B. adding excess calcium hydroxide
C. adding a calculated amount of calcium hydroxide
D. adding sodium carbonate
E. adding magnesium hydroxide

· 0

41 C

DIVINE EMMANUEL

Linguagem