What do you mean by the term alum
What do you mean by the term alum? Also illustrate its uses?
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Alum is the chemical (that is, aluminum potassium sulphate); it tends to be whitish powder with many uses, comprising:
a) As an astringent.b) As an anti-bacterialc) As a food preservative.d) As the Styptic pencil to heal the shaving cuts.e) To stem the flow of minor blood cuts and loss.f) Soaked to the materials to make them flame retardant.
Select the right answer of the question. "The relative lowering of the vapour pressure is equal to the mole fraction of the solute." This law is called: (a) Henry's law (b) Raoult's law (c) Ostwald's law (d) Arrhenius's law
What are the various illustrations of the reversible reaction? Explain briefly?
give all physical aspects in the production of alcohol
Select the right answer of the question. Molecular weight of urea is 60. A solution of urea containing 6g urea in one litre is : (a)1 molar (b)1.5 molar (c) 0.1 molar (d) 0.01 molar
The energies of both the outer and inner orbitals of atoms and molecules can be determined by photoelectron spectroscopy.Energy changes of the outermost or highest energy electron of molecules were dealt with here in a different passion. The energies of ot
Choose the right answer from following. The relative lowering of vapour pressure produced by dissolving 71.5 g of a substance in 1000 g of water is 0.00713. The molecular weight of the substance will be: (a) 18.0 (b) 342 (c) 60 (d) 180
lculwhat is the equation for caating molar mass of non volatile solute
Write a short note on the formula of diesel, petrol and also CNG?
Separation by distillation can be described with a boiling point diagram. The important process of distillation can now be investigated. From the boiling point diagram one can see that if a small amount of vapour were removed from a liquid of composit
I already did Materials and Methods section. I uploaded it with the instructions. Also, make sure to see Concept Questions and Thinking Ahead in the instructions that I uploaded. deadline is tomorow at 8 am
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