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Which one of the following is not the characteristic of Planck's quantum theory of radiation: (1)The energy is not absorbed or emitted in whole number or multiple of quantum
The energy of a radiation of wavelength 8000 Å is E 1 and energy of a radiation of wavelength 16000 Å is E 2 . What is the relation between these two: (1) E 1 =6E 2
Electronic displacement in covalent bonds It is examined that most of the attacking reagents all time possess either a positive or a negetive charge, hence for a solution to op
how many elements are discovered
Q. What is SI unit of energy? Ans. The SI unit of energy is called the joule. A joule is a pretty small mount of energy so often chemists will use the unit kJ =1 kilojoule
Which of the following sets of quantum numbers represent an impossible arrangement: n l m m2 (1) 3 2 - 2 (+)
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
90ml of an unknown concentrated chlorine was diluted with 2250l of water.The dilution now is 0.08mg/l. what is the initial concentration of the chlorine before dilution?
what is spectral interference?
i need help reading this IR chart to figure out what the compound is
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