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Q. In de brogile equation what is the units of KINETIC ENERGY?? ...
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QUES. how many mole of electrons are present in 2.24g od the ion (S4O62-) ...
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Ques. A motor car is going due north at the speed of 50 km\hr. It makes a 90° left turn without changing its speed. The change in velocity is about A. 50km\hr towards west B.70 km\hr towards south west C.70km\hr towards nort ...
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Ques. Pure O2 diffuses through an aperture in 224 seconds. whereas a mixture of O2 and another gas containing 80 % O2 diffuses from the same in 234 seconds. What is the molecular weight of the gas? ...
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is there any good short book for physical chemistry to claer my fundamentals. ...