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Gold has a molar mass of 197g/mol. How many atoms are in the sample?Please give me procedure also. Ans) molecular wieght of gold is 197 g 1mole/g of molecule is occupies t
If an electron has spin quantum number of +1/2 and a magnetic quantum number of -1 , it cannot be presented in an: (1) d -orbital (2) f -orbital (3) p -orbital (4)s-
Which monomers can undergo free radical, cationic as well as anionic polymerisation with equal ease? CH2=CH2
Q. Name the harmful microorganisms found in food? The harmful microorganisms found in food are Salmonella species, E. coli, A. flavus, C. botulimum and S. aureus.
Q. Explain the use Radioactive Nuclides? Ans. Radioactive elements are easily found because they emit radiation. They can be used as tracers to show what is happening in
what is the name materyal of use in plate choromatgraphy
There are two conditionfor foramtion of anions a) High Electron affinity b) Small size Less charge of an atoms form anion more simply
the nitride ion in lithium nitride is composed of 7 protons + 10 electrons. how?
In a period, the element with maximum atomic volume belongs to which group?
Molecular weight of orthophosphoric acid is M. Its equivalent weight is
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