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Which of the following expressions gives the de-Broglie relationship:
(1) h= γ/ mv
(2) γ= h/mv
(3) γ=m/ mv
(4) γ= v/ mv
Ans: γ= h/mv
For a given value of quantum number l , the number of allowed values of is given by: (1) l+2 (2) 2l+2 (3) 2l+ 1 (4)
0.45 g of anhydrous oxalic acid is reacted with 50 ml of KMNO4 . Then normality of KMnO4 is??
graphical representation &mathematical treatment
Q. Describe Electron Configurations and Orbital Diagrams? Ans. Remember that the atomic number of an atom tells us the number of protons and electrons in the neutral atom. To a
the simplest forms of physical quantities
how do i make a first class in chemistry, secondly in nigeria chemistry is based on too much theory. how do i make it in this case?
1. Alcohols and amines are both nucleophilic. Explain why this reaction occurs to form Benadryl (diphenhydramine) 2. Outline a reasonable synthesis of the following:
Disaccharides - Biomolecules The disaccharides give in on hydrolysis two monosaccharides. Those disaccharides that generates two hexoses on hydrolysis contain a general formul
What are the theoretical physical properties of esters?
Calculate ionisation potential of the electron in the first exited state of singly ionised Helium atom is given by ionisation of Hydrogen atom to be 13.6 eV. Ans: According to
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