Answer Posted / gurpreet
copper 88% and tin 22%
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What is edta?
What is meant by ph of a solution?
What is kentchin? Is it real?
Write the structural formula for edta.
Why is sulphuric acid added during the preparation of standard fas solution?
What is the white precipitate produced at the end of point?
What is chemical oxygen demand?
Mention the different types of conductivities.
How are the waters classified based on the degree of hardness?
what is the indicator used?
Why are the titration involving edta carried out slowly towards the end point?
How is temporary hardness be removed?
What is dextro-rotatory and levo-rotatory?
Why is acetic acid added?
Why is mercuric chloride added?