Std 8 gujarati punravartan 2 swadhyaypothi solution

0.8g of H_(2)SO_(4) is present in 2 litres of a solution. The molarity of the solution is

The molarity of the solution containing 2.8% (mass/volume) solution of KOH is: (Given atomic mass of K=39) is:

A solution of 8% boric acid is to be diluted by adding a 2% boric acid solution to it.The resulting mixture is to be more than 4% but less than 6% boric acid.If we have 640 litres of the 8% solution,how many litres of the 2% solution will have to be added?

The equation ((log)_8(8/(x^2)))/(((log)_8x^2))=3 has- a. no integral solution b. one natural c. two real solution d. one irrational solution

The mole fraction of a solvent in aqueous solution of a solute is 0.8. The molality ("in mol kg"^(-1)) of the aqueous solution is: