The three facts on the evaporation
Describe briefly the three facts on the evaporation?
Expert
The three facts on evaporation are as follows:
a) 80 percent of evaporation comes from ocean.b) 20 percent of evaporation comes from internal water.c) The wind helps evaporation through moving it.
The French chemist Francois Marie Raoult (1886) carried out a series of experiments to study the vapour pressure of a number of binary solutions. On the basis of the results of the experiments, he proposed a generalization called Raoult's law which states that, <
Avogadro's hypothesis Law Principle- Berzelius, a chemist tried
20 g of hydrogen is present in 5 litre of vessel. Determine he molar concentration of hydrogen: (a) 4 (b) 1 (c) 3 (d) 2 Choose the right answer from above.
Group 16 of periodic
changes in matter law of chemical combination
What weight of hydrated oxalic acid should be added for complete neutralisation of 100 ml of 0.2N - NaOH solution? (a) 0.45 g (b)0.90 g (c) 1.08 g (d) 1.26 g Answer
While a substance is dissolved in a solvent, the vapour pressure of the solvent is decreased. This results in: (a) An increase in the boiling point of the solution (b) A decrease in the boiling point of solvent (c) The solution having a higher freezing point than
The electric charge acquired by macromolecules affects the equilibrium set up across a semipermeable membrane.Laboratory studies of macromolecule solutions as in osmotic pressure and dialysis studies confine the macromolecules to one compartment while allo
order of decreasing basicity of urea and its substituents
A solution has volume 200ml and molarity 0.1.if it is diluted 5times then calculate the molarity of reasulying solution and the amount of water added to it.
18,76,764
1930298 Asked
3,689
Active Tutors
1447106
Questions Answered
Start Excelling in your courses, Ask an Expert and get answers for your homework and assignments!!