Molarity of solution
Help me to go through this problem. When 7.1gm Na2SO4 (molecular mass 142) dissolves in 100ml H2O , the molarity of the solution is: (a) 2.0 M (b) 1.0 M (c) 0.5 M (d) 0.05 M
Unit of measurement- These are also some systems for units: (1)
On passing H2S gas through a particular solution of Cu+ and Zn+2 ions, first CuS is precipitated because : (a)Solubility product of CuS is equal to the ionic product of ZnS (b) Solubility product of CuS is equal to the solubility product
Carbon compounds containing more than one halogen atom are called polyhalogen compounds. Most of these compounds are valuable in industry and agriculture. Some important polyhalogen compounds are described as follows: Q : Difference in Mendeleevs table and Briefly describe the difference in the Mendeleev’s table and modern periodic table?
Briefly describe the difference in the Mendeleev’s table and modern periodic table?
Illustrate what is protein in Chemistry?
Illustrate the cons of eating organic foods?
Fluorine yields only one oxyacid, hypo
Give me answer of this question. "Relative lowering in vapour pressure of solution containing non-volatile solute is directly proportional to mole fraction of solute". Above statement is: (a) Henry law (b) Dulong and Petit law (c) Raoult's law (d) Le-Chatelier's pri
Choose the right answer from following. The amount of NaOH in gms in 250cm3 of a0.100M NaOH solution would be : (a) 4 gm (b) 2 gm (c) 1 gm (d) 2.5 gm
Describe the net charge of a non-ionized atom?
18,76,764
1927851 Asked
3,689
Active Tutors
1436760
Questions Answered
Start Excelling in your courses, Ask an Expert and get answers for your homework and assignments!!