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Q. Define the Planck constant?
The energy of a photon (Ephoton) of a certain frequency (violet) is able to be calculated by using the following equation in which h represents Planck's constant (h = 6.626 * 10-34 J*s).
Ephoton _ h
what is biological sickness of soil and its management
Q. Explain important properties of energy? Properties of Energy There are two important laws that explain the important properties of energy: Conservation of Energy (
what is laws of chemical combination
Bond formed in crystal by anion and cation is: (1) Ionic (2) Metallic (3) Covalent (4) Dipole Ans: Ionic
Write one chemical reaction each to show that (a) Tin (II) chloride is a reducing agent. (b) Chlorine gas can be getting from bleaching powder.
The number of nodal planes in a Px is: (1) One (2) Two (3) Three (4) Zero Ans: One
Q. Illustrate Crystal Field Theory with s-orbitals? Let us start with s-orbitals which are spherically symmetrical. Any effect due to mutual repulsions between the s-electrons
WHAT CAUSES WIND
what is the chemical raction of a titration using sodium hydroxide and phenophthalein?
dehydration of alcohol with mechanism
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