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The pH scale: The equation: p Kw =14.00=pH+pOH is obtained by taking the negative logarithm to the base 10 of the autoprotolysis equation, where In general pX denotes -
The energy of electron in hydrogen atom in its grounds state is -13.6 eV. The energy of the level corresponding to the quantum number equal to 5 is: (1) -0.54 eV (2)
difference between lantanoids and actinoids
Q. Explain laws of Electrolysis? Ans . A spontaneous reaction takes place by itself. Some redox reactions are not spontaneous. In a no n-spontaneous redox reaction ,
Titration - Volumetric analysis The procedure of addition of the known solution from the burette to the measured volume of solution of the substance to be calculated until the
WHAT IS ELECTRON DEFICIENCY COMPOUND
feature of s, p, d,f block in periodic table
Which of the following is always a whole number : (1) Atomic weight (2) Atomic radii (3) Equivalent weight (4) Atomic number Ans: Atomic number
The diffraction of x-ray by a crystal gives 1st order ref at 14•12'' if lattice dist is 3.14 A• wht is the wavelength of x-ray
Table lists data for water, crystalline sodium thiosulfate pentahydrate, and several sodium thiosulfate solutions. Find ΔH to the nearest 0.01 kJ for the dissolution of 5.00 g of
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