Question relatede to calculate molarity
Select the right answer of the question. What is molarity of a solution of HCl that contains 49% by weight of solute and whose specific gravity is 1.41 : (a) 15.25 (b) 16.75 (c) 18.92 (d) 20.08
Catalyst is a substance which accelerates the rate of a chemical reaction without undergoing any change in its chemical composition or mass during the reaction. The phenomenon of increasing the rate of a reaction with the help of a catalyst is known as catalysis.
1. Define Faraday's first law of electrolysis 2. define Faraday's second law of electrolysis
Illustrate what is protein in Chemistry?
Explain how dissolving the Group IV carbonate precipitate with 6M CH3COOH, followed by the addition of extra acetic acid.
Describe the number of electrons in the benzene? Write a short note on it?
The weight of pure NaOH needed to made 250cm3 of 0.1 N solution is: (a) 4g (b) 1g (c) 2g (d) 10g Choose the right answer from above.
Illustrate the reason, how reactive is Trimethylindium towards oxygen and water?
Which is more reactive towards nucleophilic substitution aryl halide or vinyl halides
Choose the right answer from following. Vapour pressure of a solution is: (a) Directly proportional to the mole fraction of the solvent (b) Inversely proportional to the mole fraction of the solute (c) Inversely proportional to the mole fraction of the solvent (d
Describe how dipole attractions, London dispersion forces and the hydrogen bonding identical?
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