metallic chemistry
why transation metals show charaterstic colours to the flame?
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
The integrated forms of the first order rate equations are conveniently used to compare concentration time results with this rate equation. Rate equations show the dependence of the rate of the reaction on concentration can be integrated to give expressions fo
Help me to go through this problem. 1000 gms aqueous solution of CaCO3 contains 10 gms of carbonate. Concentration of the solution is : (a)10 ppm (b)100 ppm (c)1000 ppm (d)10000 ppm
why BiF3 is ionic whereas other trihalides are covalent in nature?
discuss practical uses of coordination compounds
Provide solution of this question. Which of the following is a colligative property: (a) Surface tension (b) Viscosity (c) Osmotic pressure (d) Optical rotation
order of decreasing basicity of urea and its substituents
I want it before 8 am tomorow please. I am just wondering how much is going to be ?
During the formation of polymers, different macromolecules have different degree of polymerisation i.e. they have varied chain lengths. Thus, the molecular masses of the individual macromolecules in a particular sample of the polymer are different. Hence, an average value of the molecular mass is
What is the basic difference among hcl gas and hcl acid? Briefly state the difference?
18,76,764
1943571 Asked
3,689
Active Tutors
1446737
Questions Answered
Start Excelling in your courses, Ask an Expert and get answers for your homework and assignments!!