Hydrazine is used in water treatment for the removal of___________________?

Related Mcqs:

______________________ of quicklime produces slaked lime ?

A. Hydration B. Dehydration C. Hydrogenation D. None of these...

Nylon-6 as compared to Nylon-66 is having higher___________________?

A. Hardness B. Abrasion/resistance C. Melting point D. None of these...

Double Contact Double Absorption (DCDA) process is the most recent process for the manufacture of ____________________?

A. Nitric acid B. Sulphuric acid C. Ammonium sulphate D. Hydrochloric acid...

The yield of tar from high temperature carbonisation of dry coal is about _______________ percent?

A. 3 B. 12 C. 22 D. 0.3...

Pure rectified spirit contains about _________________ percent alcohol?

A. 45 B. 70 C. 95 D. 99.5...