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a nitrogen molecule travel at about 505 m/s at room temperature. find the velocity of a helium atom at the same temperature
Q. Illustrate the Quantum Mechanics? Ans: In 1924, a French scientist named Louis de Broglie proposed another model for the nature of the electrons in atoms. He predicted tha
net ionic equation for the reaction between aqueous solutions of perchloric acid and rubidium hydroxide
Name a substance which on addition to AgCl causes vacation vacancy in it. Mention a large scale use of the phenomenon called 'reverse osmosis'.
chemical properties of dihydrogen
which one is more stable cis or trans
Natural rubber and its examples
Q. Quantum Mechanical Model of the Atom? Ans: Using quantum mechanics, scientists realized that the exact location of an electron could not be determined. Instead, only the p
1. A compound whose empirical formula is CH 3 has a molar mass of 30 g/mol. What is its molecular formula? (3 points) 2. Find the molecular formula for each of the following co
why boron shows +3 as well as-3 oxidation states?
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