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The bond energy of an O- H bond is 109 kcal mol 1. When a mole of water is formed from H and O atoms, then
218 kcal is released.Two O-H bonds are there is H2O so 2*109 kcaland energy is released in bond making
What are the various types of point defects? How are they caused? (i) Vacancies: This refers to a missing atom or a vacant atomic site because of absence of a matri
preparation method of glycerol
The nature of bonding in graphite is: (1) Covalent (2) Ionic (3) Metallic (4) Coordinate Ans: Covalent
Question : (i) What is meant by Integrated Coastal Zone Management? (ii) What is its main objective? (iii) List the principal measures involved in the implementatio
You may have eaten "astronaut ice cream" as a kid at a science museum or planetarium to experience the type of food eaten by astronauts. Astronaut ice cream is made by chilling the
The enthalpy change (ΔH) in a reaction is equal to the heat input under conditions of constant pressure and temperature. It is not equal to the total energy change, as work may be
Test Ethyl cyanide Ethyl isocyanide Smell Strong but pleasant Extremely unpleasant Dipole moment
5H is the most stable, and the least stable isotope is 7H
Write an equation that shows the formation of the selenide ion from a neutral selenium atom
fundamentals of analytical chemistry 8th edition
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