metallic chemistry
why transation metals show charaterstic colours to the flame?
The free energy property leads to convenient expressions for the volume and pressure dependence of internal energy, enthalpy and the heat capacities.All the properties of a chemical system, a sample of a substance, or a mixture of substances have some fixe
Describe briefly the procedure to judge that the given organic compound is pure or not?
Briefly describe the difference in the Mendeleev’s table and modern periodic table?
Which of the following solutions will have a lower vapour pressure and why? a) A 5% aqueous solution of cane sugar. b) A 5% aqueous solution of urea.
Illustrate the 3 facts on evaporation?
Give me answer of this question. The atmospheric pressure is sum of the: (a) Pressure of the biomolecules (b) Vapour pressure of atmospheric constituents (c) Vapour pressure of chemicals and vapour pressure of volatile (d) Pressure created on to atmospheric molecules
The following mixture of hydrocarbons is obtained as one stream in a petroleum refinery. Q : Relative lowering of the vapour pressure Choose the right answer from following.The relative lowering of the vapour pressure is equal to the ratio between the number of: (a) Solute moleules and solvent molecules (b) Solute molecules and the total molecules in the solution (c) Solvent molecules and the tota
Choose the right answer from following.The relative lowering of the vapour pressure is equal to the ratio between the number of: (a) Solute moleules and solvent molecules (b) Solute molecules and the total molecules in the solution (c) Solvent molecules and the tota
show how a mathematical definition of entropy can be obtauined from a consideration of carnot cycle?
Briefly state that Benzoic acid is weaker than paranitro benzoic acid?
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