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A solution is made by dissolving30 g of a non-volatile solute in 90 g of water.
It has a vapour pressure of 2.8 kPa at 298 K. At 298 K, vapour pressure of pure water is 3.64 kPa. Measure the molar mass of the solute.
(a) Define the so-called 'colligative' properties, and write brief notes about each of them. (b) A system comprises two liquid components. State whether the system would be lik
observation reaction of alcohol and phenol with sodium hydroxide
Q. Briefly explain acid-base titration ? Ans. A valuable laboratory technique used by chemists is called an acid-base titration. A titration is a process in which the c
IN AMMONIUM ION NITROGEN DOESNT HAVE VALENCE ELECTRONS IN ITS VALENCE ORBITAL.
what is the relation with energy?
sir plz tell me about fiehes test procedure for honey in detail...
Number of protons, neutrons and electrons in the element 231/89 y is: (1) 89, 231, 89 (2) 89, 89, 242 (3) 89, 142, 89 (4) 89, 71, 89 Ans: 89, 142, 89
discuss secondary structure of pritien
feature of s, p, d,f block in periodic table
Q. What is basic need of SI Units? Ans: The Importance of Units Units give numbers a particular meaning. Example: I am 5 feet 10 inches tall. Feet and inches are units. I co
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