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Q. Describe about groups or families in periodic table? Every element may be represented by a one or two letter symbol. In the middle of nineteenth century a Russian chemist Dm
Principle of chromatography - Purification of organic compounds The method of chromatography is based on the difference in the rates at which the components of a mixture move t
Real life example on ph determination and Ksp
How many grams of CO2 will be produced from burning 115.5 grams of C4H8 with 310.5 grams of oxygen given the following equation..... C4H8 + 4 O2 = 2 CO2 +4 H2O
There are five d-orbitals totally existed. These are designated as d xy , d yz , , d xz , and . The shapes of these orbitals are explained below: The three or
how do you calculate equivalent weight of salts
Atomic radius (r): As we known, the corner atoms do not touch each other. But, each corner atom touches the face centered atoms with the diagonal of the face of the cube as s
Consider a 2-component system of cyclooctane(1) and styrene(2) at 350 °C. Both component can be well described with the Soave-Redlich-Kwong equation of state in the mixed vapor and
Q. Show the Oxoacids of Sulphur? As you know, oxoacid is an acid in which the ionisable hydrogen atom is bonded, through an oxygen atom to the central nonmetal atom, e.g., E-OH
Which of the following sets of orbitals may degenerate : (1) 2s, 2p x , 2p y (2) 3s, 3p x , 3d xy (3) 1s, 2s, 3s
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