Question on molality
Provide solution of this question. Which of the following concentration factor is affected by change in temperature : (a)Molarity (b) Molality (c)Mole fraction (d)Weight fraction
what is the molarity of the solution prepared by dissolving 75.5 g of pure KOH in 540 ml of solution
Describe the net charge of a non-ionized atom?
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.
Normal 0
Freezing point of a substance is the temperature at which solid and liquid phases of the substance coexist. It is defined as the temperature at which its solid and liquid phases have the same vapour pressure. The freezing point o
The boiling point of 0.1 molal aqueous solution of urea is 100.18oC at 1 atm. The molal elevation constant of water is: (a) 1.8 (b) 0.18 (c) 18 (d) 18.6Answer: (a) Kb
lculwhat is the equation for caating molar mass of non volatile solute
Illustrate is HCl an acid or a base ?
The important methods for the preparation of alcohol on large-scale are given below:
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