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The postulate of Bohr theory that electrons jump from one orbit to the other, rather than flow is according to : (1) The quantisation concept (2) The wave nature of elect
how we determine the compound is ir active or not . and how we determine the polarity of a compound?
You make up 0.100 L of a buffer having 1.00 M acetic acid and 1.10 M sodium acetate. The Ka of acetic acid is 1.8 x 10-4. (a) Determine the pH of this buffer.
Ask A mixture of water and graphite is heated to 890 K in a 10 L container. When the system comes to equilibrium it contains 0.875 mol each of CO and H2 and 0.289 mol of H2O and s
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
ELECTROCHEMICAL CELLS Galvanic and electrolytic cells: The difference between potential of the two metals results in a potential difference (also called a electromotive fo
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
lithium and beryllium markedly differ from other members of their respective groups
briefly explain laws of atoms with example
Properties of Detergents - Oils and Fats Detergents are superior cleansing agents due to following properties. (i) These can be employed both in soft and hard waters as the
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