+1 vote
in Hazardous Waste Management by (63.0k points)
Sodium and potassium ions cause strong inhibition above ________ ppm.

(a) 10

(b) 100

(c) 1000

(d) 10000

This question was addressed to me in a national level competition.

I would like to ask this question from Biological Treatment topic in portion Chemical, Physical & Biological Treatment of Hazardous Waste Management

1 Answer

0 votes
by (424k points)
Right choice is (d) 10000

The explanation is: Sodium and potassium ions cause strong inhibition above 10000 ppm and Chlorinated hydrocarbons can induce complete failure of a digester at concentrations of 1 ppm.

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