Solutions
The relative lowering of vapour pressure of 0.2 molal solution in which solvent is benzene
To meet human needs, scientists have started preparing synthetic rubbers. Besides having similar properties as natural rubbers they are tougher, more flexible and more durable than natural rubber. They are capable of getting stretched to twice its length. Though, it reverts to its original shape
Can someone please help me in getting through this problem. 2.0 molar solution is acquired, when 0.5 mole solute is dissolved in: (i) 250 ml solvent (ii) 250 g solvent (iii) 250 ml solution (iv) 1000 ml solvent
arrange in order of basicity,pyridine,pipyridineand pyorine
Why oxidising character of oxoacids of halogens decreases as oxidation number increases?
Give me answer of this question. The formula weight of H2SO4 is 98. The weight of the acid in 400mi of solution is: (a)2.45g (b) 3.92g (c) 4.90g (d) 9.8g
Average covalent radii can be assigned on the basis of molecular structures. The accumulation of structural data by spectroscopic studies and both electron and x-ray diffraction studies allows one to investigate the possibili
Choose the right answer from following. If we take 44g of CO2 and 14g of N2 what will be mole fraction of CO2 in the mixture: (a) 1/5 (b) 1/3 (c) 2/3 (d) 1/4
6. 20 gm of hydrogen is present in 5 litre vessel. The molar concentration of hydrogen is
37% weight of HCl and density is 1.1g/ml. find molarity of HCl
Write a short note on the formula of diesel, petrol and also CNG?
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