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why wood doesnot sublimine ?
Q. Determine mass of an electron? Ans. Three years later after J.J Thomson discovered the electron, the American scientist Robert Millikan used an oil drop experiment to accu
What are total variables and degrees of freedom of a system of two components, when the number of phases is one, two, three etc.? Ans: For two - component systems, degree of
what are the subatomic particles present in an atom?
There are two conditionfor foramtion of anions a) High Electron affinity b) Small size Less charge of an atoms form anion more simply
Explain the Purposes of tempering Tempering is a heat treatment approach for alloys and metals. In steels, tempering is done to "toughen" the metal by transforming brittle ma
From the following which group of elements easily forms cation: (1) F, CL, Br (2) Li, Na, K (3) O, S, Se, (4)
energy of electron in hydrogen atom
Question: a) If you were a newly appointed environmental engineer in a wastewater treatment plant and one of your tasks was to characterise the wastewater. According to you,
How is chemistry important in medicine & healthcare?
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