Mention a few advantages of photoelectric colorimetric determination.

1314

What general group of organic compounds are not oxidesied in the cod test?

1454

Why is ammonia added? Why is that same amount of ammonia added?

951

Fresh form of water is obtained from?

1089

Write the structural formula for edta.

1025

What is dextro-rotatory and levo-rotatory?

1127

How are pka and strength of a weak acid related?

978

Why is starch indicator added towards the end point?

931

Explain substituted hydrocarbon?

1001

Why is ph increases suddenly after the equivalence point?

981

How are the waters classified based on the degree of hardness?

1088

What is the formula you will use to calculate how many millilitres of 5.5 m naoh are required to prepare 400 ml of 1.5m naoh?

956

What are constituents of brass?

1177

What is difference between LVT and RVT Viscometer?

7034

Why is sulphuric acid added during the preparation of standard fas solution?

995