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how to teach mole to students
Chemical properties
How is chemistry important in medicine & healthcare?
Ratio of radii of second and first Bohr orbits of H atom: (1) 2 (2) 4 (3) 3 (4) 5 Ans: 4
List orbitals from biggest to smallest, 3s, 3p, 3d.
Q. Show the Properties of Matter? Each of the material the stuff around us is matter. A substance is matter which has a uniform and unchanging composition. For instance water
WITH THE HELP OF A GRAPH, STATE THE DEVIATION OF MOLAR CONDUCTIVITY OF STRONG AGAINST WEEK ELECTROLYTE.
unique properties of colloids
If the atomic weight of an element is 23 times that of the lightest element and it has 11 protons, then it contains : (1)11 protons, 23 neutrons, 11 electrons (2)11 protons,
moles
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