keke032700 keke032700

23-08-2016
Chemistry

contestada

Hard water contains calcium and magnesium, which undergo oxidation and
clog water pipes. Which statement best describes this change as a chemical change?

A.Calcium and magnesium dissolve in water.

B.Calcium and magnesium evaporate on contact with the walls of the pipe.

C.Calcium and magnesium form precipitates of their respective oxides.

Respuesta :

buddyhosier buddyhosier

26-08-2016

i think its c but im not entirely sure

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meghanmouse31 meghanmouse31

19-11-2019

It's C, calcium and magnesium form precipitates of their respective oxide

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