Molar mass
Select the right answer of the question. Which is heaviest: (a)25 gm of mercury (b)2 moles of water (c)2 moles of carbon dioxide (d)4 gm atoms of oxygen
The number of moles of a solute in its solution is 20 and total no. of moles are 80. The mole fraction of solute wil be: (a) 2.5 (b) 0.25 (c) 1 (d) 0.75
Briefly describe the function of the monosaccharide?
why pentahalids are more covalent than tetrahalids
1. Define Faraday's first law of electrolysis 2. define Faraday's second law of electrolysis
Give me answer of this question. If 5.0gm of BaCl2 is present in 106 gm solution, the concentration is: (a)1 ppm (b)5 ppm (c)50 ppm (d)1000 ppm
Provide solution of this question. The weight of sodium carbonate required to prepare 500 ml of a seminormal solution is: (a) 13.25 g (b) 26.5 g (c) 53 g (d) 6.125 g
Explain how dissolving the Group IV carbonate precipitate with 6M CH3COOH, followed by the addition of extra acetic acid.
What is the utilization of glacial acetic acid? Briefly describe the uses.
arrange in decreasing order of basicity pi pyridine,pyridine,pyrrole, morphine
It may be prepared by the action of phosphorus on thionyl chloride.P4 + 8SOCl2 4
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