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To calculate the e.m.f of the cell when does the nelsons equation is use? Ans) The Nernst equation is useful to measure the e.m.f of the cell when the concentrations of solution
The four quantum numbers of the outermost orbital of K (atomic no. =19) are: (1) n= 2, l= 0, m=0, s= +1/2 (2) n= 4, l= 0, m=0, s= +1/2 (3) n= 3, l= 1,
electronic cofiguration of f-block elements
law of chemical combination with aim,introduction and conclution
Uncertainty in position of a 0.25 g particle is 10 -5 . Uncertainty of velocity ( h = 6.6 x 10 -34 Js) is: (1) 1.2 x 10 34 (2) 2.1 x 10 -29 (3) 1.6 x 1
(a) Given the values below, Determine the concentration of benzoyl peroxide needed to prepare polystyrene with a number average molar mass of 400,000 by bulk free radical polymeris
Chemical reactivity of alkynes - Hydrocarbon C Ξ C is less reactive as compared to the carbon-carbon double bond in the direction of electrophilic addition reaction. This is re
if one ton contains 2000 pounds and the coal is 2% by mass sulfur, what is the mass sulfur in one ton of coal? how many grams of sulfur is this? how many moles of sulfur is this?
Q. Show reversible and exothermic reaction? The fact that SO 2 , can be oxidised to SO 3 , by air in the presence of platinum catalyst is the basis of the contact process which
How many moles of octane must be burned to release 525.1 kcal ?
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