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chemical laws and their verification
Q. Beneficiation of Ores? Most of the ores available in nature contain large amounts of impurities, i.e. gangue. Direct extraction of metals from the ores by metallurgical proc
Q. in radioactive decay, a nucleus emits an alpha particle and two beta particle successively. show that the final nucleus is an isotope of original nucleus. Ans: Let the mass and
define the terms -cogulation ,tyndal effect ,gold number ,adsorbate ,adsorbent ,electrophoresis ,hardy schulzes rule ,peptisation ,promoters ,poisions ,browiner movement ,dialysis.
What is +M and -M effect?
what is potassium
Silica glass: It is produced by heating pure sand to its melting point. Because of absence of refining agents, it is extremely difficult to get rid of all air-bubbles. Moreover, o
principle and application
what organic compounds can be separated by simple distillation
An excess of NaOH solution was added to 100 ml of a ferric chloride solution. This caused the precipitation of 1.425 gram of Fe(OH)3 . calculate the normality of ferric chloride so
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