Physics, asked by shaikasifahamed3769, 1 year ago

Alum is added in the water as a coagulant to remove:
(1) Gases like H2S (2) Colloidal particles
(3) Dissolved particles (4) None of the above

Answers

Answered by yubraj62
0
I hope that the answer will be the no one
please mark me branist
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