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If the atomic weight of an element is 23 times that of the lightest element and it has 11 protons, then it contains : (1)11 protons, 23 neutrons, 11 electrons (2)11 protons,
The ratio between the neutrons in C and Si with respect to atomic masses 12 and 28 is: (1) 2 : 3 (2) 3 : 2 (3) 3 : 7 (4) 7 : 3 Ans: 3 : 7
Hno3 is aded to Ag ION then form Agcl so from where cl ion come
Q. Determine the wavelength of light wave? Ans. The frequency of an infrared wave is 2.07 x 10 14 Hz. What is the wavelength? c = λv Since we know the speed of light we
Stereochemical arrangement has an issue whenever an atom is bonded to two or more others. Thus triatomic substance AB2 can be bent or linear. It is observed that when a central ato
ELECTROCHEMICAL THERMODYNAMICS Notation: To avoid repetitive drawing of complicated cells diagram, a common notation has been adopted for cells. All electrical contacts
Applications of amperometry
Why there are tie lines for 3 phase equilibrium however not for 2-phase equilibrium in a two-component system? Lever rule derived from mass balance gives the relative amounts o
what can be formed by sodium reacting with epsum salt
In what aspect lithium resembles magnesium ?
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