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Which of the following is not true in Rutherford's nuclear model of atom:
(1) Protons and neutrons are present inside nucleus
(2) Volume of nucleus is very small as compared to volume of atom
(3) The number of protons and neutrons are always equal
(4) The number of electrons and protons are always equal
Ans: The number of protons and neutrons are always equal
Lowest sum rule - iupac system of nomenclature previously it may be noted that, the numbering of the parent chain consisting of two or more substituents was done in such a way
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Consider a SAWmodel for the same polymer, but with the ?rst monomer bonded to the wall. (This is the model we treated in class.) How many con?gurations have now been eliminated as
A useful model of interfacial mass transport makes three assumptions: (i) there is a difference between the concentrations of A at the interface, C A denoted C A in Phases I
The tallest living man today, as recorded, is Allam Chamna of Pakistan. He is 8 feet and 3 inches tall. What is his height in meter?
During a titration with EDTA, using eriochrome black T as indicator to determine Ca 2+ , an analyst obtained the following volumes of EDTA in three different trials: 5.01, 4.93 an
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Neutrons are found in atoms of all elements except in: (1) Chlorine (2) Oxygen (3) Argon (4)Hydrogen Ans: Hydrogen
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