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.Management Sciences
A. Permit the use of alum as a coagulant
B. Increase the softening capacity of zeolite
C. Facilitate easy regeneration of zeolite
D. All A , B. and C.
Related Mcqs:
- The compressive strength of cement should not be less than about 110Kg/cm2 after three days & not less than 170Kg/cm2 after seven days. The fineness of an ordinary cement as determined by turbidimetric method should be about ________________ cm2/gm?
- A. 800 B. 1600 C. 4000 D. 8500...
- Hydrocyanic acid (HCN) is used as an insecticide for____________________?
- A. Controlling timber degradation by ants B. Controlling poultry lice C. Potato beetle D. Citrus fruits...
- Chemical formula of ‘salt cake’ is____________________?
- A. Na2SO4 B. CaSO4 C. MgSO4 D. BaSO4...
- Glass is__________________?
- A. Mainly CaO B. Subjected to galvanising C. A super cooled liquid D. All A , B. and C....
- Phosphate rock is a raw material for the manufacture of____________________?
- A. Phosphoric acid B. Phosphorous C. Superphosphates D. All A , B. and C...
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