normality
how 0.5N HCL is prepared for 10 littre solution
what are condensation polymerization give in with 2 examples
Why oxidising character of oxoacids of halogens decreases as oxidation number increases?
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
bif3 is ionic while other trihalides are covalent in nature
Can we demonstration the organic structure of cetearyl alcohol and state me what organic family it is?
Illustrate the 3 facts on evaporation?
37% weight of HCl and density is 1.1g/ml. find molarity of HCl
At 20°C the solubility of solid naphthalene in hexane is 0.09 mol/mol of solution. Use this information and the data below to estimate the following for this system: a) The mol fraction of naphthalene in the vapour phase in equ
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
Give me answer of this question. A solution contains 1 mole of water and 4 mole of ethanol. The mole fraction of water and ethanol will be: (a) 0.2 water + 0.8 ethanol (b) 0.4 water + 0.6 ethanol (c) 0.6 water + 0.8 ethanol (d) 0.8 water + 0.2 ethanol
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