polymers
comparison of biodegradable and non-biodegradable polymers
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
6. 20 gm of hydrogen is present in 5 litre vessel. The molar concentration of hydrogen is
Illustrate a tripod? And how it’s used?
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
what is the molarity of the solution prepared by dissolving 75.5 g of pure KOH in 540 ml of solution
why o-toluidine is a weaker base than aniline?
Chromium(III) hydroxide is highly insoluble in distilled water but dissolves readily in either acidic or basic solution. Briefly explain why the compound can dissolve in acidic or in basic but not in neutral solution. Write appropriate equations to support your answer
Aldehydes which do not have -hydrogen atom, such as formaldehyte and benzaldehyte, when heated with concentrated (50%)alkali solutio
in bioremediation gibberella fusarium is used to break down____?
brief discription of relative lowering of vapour pressure
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