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If the velocity of hydrogen molecule is 5x 10 4 cm sec-1 then its de-Broglie wavelength is:
(1) 2 Å
(2) 4 Å
(3) 8 Å
(4)100 Å
Ans: 4 Å
The chemical reaction at one time the rate of forward and backward reaction becomes equal that state is known as Equilibrium state.
Is there a way to reverify alcoholic acidity using pH?
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Artificial process for manufacture of Petrol or gasoline (a) Cracking, (b) Synthesis
explain types of ir spectrometer
why YbS and YbI2 are semiconducting solids but LaS and LaI2 show metallic character..
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