Metastable equilibrium
Some structures that are in stable equilibrium and can be displaced relatively far before they are no longer in equ iib rium . _________ _______ ____ _______ _______.
_______ _________ ________ _________ ______ ____.
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______ ______ _________ _____ ______ _______ _________ _______ _________ ________.
_______ ________ ____ _________ _______ ______ ________ ___ ________ _______ ________ __________.
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Calculate the amount of chlorine gas evolved during the electrolysis of molten potassium chloride on passing a current of 0.5 A for two hours through it.
A conductivity cell having a cell constant of 0.5 cm –1 filled with 0.02 M solution of KCl at 298 K gave a resistance of 20.2 Ω. The water used for preparing the solution had a conductivity of 7.1 × 10–6 S cm–1. Calculate the molar conductivity of 0.02 M KCl solution
What is diazo coupling? Write the reaction for the preparation of Congo red dye using this reaction.
The cell reaction for a galvanic cell is given below:
i) Write the half-cell reactions at the anode and the cathode.
ii) Calculate the value of cell emf under standard conditions; use data from Table 7.1.
iii) Will the reaction be spontaneous as written?
Condensed systems
Give the significance of critical point in the phase diagram of water
Explain the following for an amino acid:
i) Zwitterionic nature
ii) Isoelectric point