Tri-sodium phosphate is used in boiler water treatment to reduce____________________?

Related Mcqs:

Noise level audible to audience sitting in the 5th row from the stage during a large orchestra show corresponds to about _______________ decibels?

A. 105 B. 135 C. 160 D. 185...

Which of the following is a manmade source of air pollution ?

A. Automobile exhaust B. Forest fire C. Bacterial action in soil and swamp areas D. All A., B. and C....

The common pollutant generated in chlor-alkali industry and battery manufacture is ___________________?

A. Mercury B. Brine C. Phosphate D. None of these...

Presence of iron and manganese in water causes___________________?

A. Reduction in its dissolved oxygen content B. Discoloration of bathroom fixtures C. Temporary hardness D. None of these...

Presence of bacteria in potable (drinking) water causes_________________?

A. Turbidity B. Disease C. Bad odour D. Bad taste & colour...