analytical chemistry
37% weight of HCl and density is 1.1g/ml. find molarity of HCl
Describe briefly the functions of centrioles?
What do you mean by the term alum? Also illustrate its uses?
The important methods for the preparation of alcohol on large-scale are given below:
Select the right answer of the question. The weight of H2C2O42H2O required to prepare 500ml of 0.2N solution is : (a) 126g (b) 12.6g (c) 63g (d) 6.3g
Describe briefly the three facts on the evaporation?
It may be prepared by the action of phosphorus on thionyl chloride.P4 + 8SOCl2 4
Mole fraction of any solution is equavalent to: (a) No. of moles of solute/ volume of solution in litter (b) no. of gram equivalent of solute/volume of solution in litters (c) no. of moles of solute/ Mass of solvent in kg (d) no. of moles of any
Briefly state what forms a molecule to an organic molecule?
give all physical aspects in the production of alcohol
During the formation of polymers, different macromolecules have different degree of polymerisation i.e. they have varied chain lengths. Thus, the molecular masses of the individual macromolecules in a particular sample of the polymer are different. Hence, an average value of the molecular mass is
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