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maximum no of unpaired electrons a)mn2+ b)ti3+ c)v3+ d)fe2+
Calculate the molarmass of a nonelectrolyte that lowers the freezing point of 25.00g of water to -3.9 degrees C when 4.27 g of the substance is dissolved in the water.
#question how many calories are required to heat 1.0g water from 15 to 65c..
What will be de-Broglie wavelength of an electron moving with a velocity of 1.2 x 10 5 ms -1 : (1) 6.068x 10 -9 (2) 3.133 x 10 -37 (3) 6.626x 10 -9
Types of polymerization Sol. Types of polymerization: polymerization is a process in which the joining together of many small molecules to form very large molecule called po
Illustrate the following observations: (a) Cottrell's smoke precipitator is fitted at the mouth of the chimney used in factories. (b) Ferric hydroxide sol. Gets coagulated
Hno3 is aded to Ag ION then form Agcl so from where cl ion come
what is the difference between molarity and normality
OSCILLATOR THEORY OF LIQUID
Gold has a molar mass of 197g/mol. How many atoms are in the sample?Please give me procedure also. Ans) molecular wieght of gold is 197 g 1mole/g of molecule is occupies the
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