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what is meant by abnormal molecular mass of solute ? discuss the factors which bring abnormality in the experimentally determined molecular masses of solutes using colligative prop
Q. Determine the specific heat and claculate the total heat transfer? Ans. If a mug full of coffee has about 350 g of liquid inside, how much heat is lost as it cools from 87 o
Q. What are the Physical Properties of Nitric Acid? Ans. Nitric acid (HNO 3 ) may be prepared by heating sodium nitrate with sulfuric acid: NaNO 3 + H 2 SO 4 --> HNO
The positive charge of an atom is: (1) Spread all over the atom (2) Distributed around the nucleus (3)Concentrated at the nucleus (4) All of these Ans: Concentr
structure of proteins
Q. Show General Characteristics of group16? The valence shell electronic configuration of Group 16 elements is ns 2 , ns 4 . These elements tend to gain inert gas configuration
Properties of ethyl alcohol Physical properties It is a colorless liquid with a characteristic alcoholic smell. Its boiling point is 351K It is neutral towards litmus
Preparation of 2,2,6-trimethyl-5-phenylheptan-3-one: Safety 2-Bromopropane : Irritating to eyes, respiratory system and skin. If eye contact, wash with large volumes of
Q. Describe Water and Heavy Water? Water, H 2 O, the simple hydride of oxygen is a unique compound. It has extraordinarily high melting and boiling points compared to the other
Uses of Benzaldehyde - Aldehydes and Ketones Benzaldehyde is used, (a) In perfumery (d) In manufacture of dyes (c) In preparation of benzoic acid, cinnamic acid, cinna
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