What is phase transfer catalyst?
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Why and how is short-circuit caused ?
Which halogen element is used in halogen light?
explain sour gas?
What is the colour of diamond, when pure ?
Why is the color of the indicator drop remains the same at the end point?
Give the principle of potentiometer titration.
What is Daltons Atomic Theory ?
why all the concentration of chemical species are measured using water as solvent (for examole 1N NaOH means 40 g of NaOH in one litre of water)eventhough there are so many solvents available?
Explain the Properties of Gases ?
can we Consider the Purity threshold and Purity angle in place of peak purity for the specificity test for method verification
Why is ammonia-ammonium chloride buffer added?
What is the composition of bronze ?