cylieratlliff cylieratlliff

16-10-2017
Physics

contestada

Which of the following is a method of purifying water?

A. Fixation
B. Adding iodine
C. Freezing
D. Aeration

I’m between c & d

Respuesta :

16-10-2017

C. Freezing.
You slowly freeze the water.

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baissiser2514 baissiser2514

19-10-2017

D. aeration the other ones don't purify the water

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