solutions
The normality of 10 lit. volume hydrogen peroxide is: (a) 0.176 (b) 3.52 (c) 1.78 (d) 0.88 (e)17.8
37% weight of HCl and density is 1.1g/ml. find molarity of HCl
Which one of the following non-ideal solutions shows the negative deviation: (a) CH3COCH3 + CS2 (b) C6H6 + CH3COCH3 (c) CCl4 + CHCl3
an atom of an element is 10.1 times heavier than the mass of a carbon atom.What is its mass in amu?
The osmotic pressure of a 5% solution of cane sugar at 150oC is (mol. wt. of cane sugar = 342)(a) 4 atm (b) 3.4 atm (c) 5.07 atm (d) 2.45 atmAnswer: (c) Π = (5 x 0.0821 x 1000 x 423)/(342 x 100) = 5.07 atm
Unit of measurement- These are also some systems for units: (1)
I want it before 8 am tomorow please. I am just wondering how much is going to be ?
order of decreasing basicity of urea and its substituents
In Einstein’s mass energy relation e = mc2 for what is c employed or why is light needed for the reactions. As the reactions are with the help of neutrons?
Describe briefly the procedure to judge that the given organic compound is pure or not?
Describe the dipole moment of chloro-octane in brief?
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