Explain extraction of ephedrine from a mineral block?
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why is their exotherm while addition of reducing agents in reduction reaction?
What is Acidity of a base ?
Why does a pond of clear water appear less deep than it really is?
Why do woolen clothes keep us warm in winter ?
29 Answers Century Textile and Industries, DCM, Vardhman,
If you are given two liquids, which look like water, how can you, by two physical tests, prove which one of them may be water ?
What is quick lime ?
how much tds is ok for drinking water
1 Answers IGCAR, SG Phyto Pharma,
How are pka and strength of a weak acid related?
How are the waters classified based on the degree of hardness?
What is the colour of diamond, when pure ?
What is Displacement Reaction .
Why does the water in tanks and ponds not freeze in winter ?