Protactinium-231 decays to Uranium-235. How is this decay used in radiometric dating and the determination of geological ages?
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what is saponification of oils?
2 Answers Cipla, Indian Potash Limited,
why is wick needed to burn a candle ?
Explain the process of obtaining Protactinium from its primary sources and its purification methods.
what is redox potential of an organic compound?
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Give an example of Aromatic Nucleophile substitution reaction?
What is the accepted microbial load in APIs as per USP.........?
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DEFINATION OF REVERSHE PHASE
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Which one of the following is not aromatic?
What is a semi-benzene?
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