A solution contains 2.80 moles of acetone `(CH_(3) COCH)_(3))` and 8.20 mole of `CHCl_(3)`. Calculate the mole fraction of acetone.

one litre of an aqueous solution contains 0.15 mole of CH_(3)COOH(pK_(a) =4.8)) and 0.15 mole of CH_(3) COONa. After the addition of 0.05 mole of solid NaOH to this solution, the pH will be :

one litre of an aqueous solution contains 0.15 mole of CH_(3)COOH(pK_(a=4.8)) and 0.15 mole of CH_(3) COONa. After the addition of 0.05 mole of solid NaOH to this solution, the pH will be :

Mole fraction: A solution contains 127g of merthanot (CH_(3) OH) in 108g of water (H_(2) O) . What are the mole fractions of CH_(3) OH and H_(2) O ? Strategy: Convert the masses of both components to their moles, and them apply the definiton fo mole fraction.

4 gm NaOH is dissolved in 1 litre solution containing 1 mole CH_(3)COOH and 1 mole CH_(3)COONa . Calculate pH of resulant solution. ( K_(a) of CH_(3)COOH=1.8xx10^(-5) , log11=1.04 )

4 gm NaOH is dissolved in 1 litre solution containing 1 mole CH_(3)COOH and 1 mole CH_(3)COONa . Calculate pH of resulant solution. ( K_(a) of CH_(3)COOH=1.8xx10^(-5) , log11=1.04 )

An aqueous solution of acetone, CH_(3)COCH_(3) is 10.00% acetone by weight. What is the mole percentage of acetone in this solution:

An aqueous solution of acetone, CH_(3)COCH_(3) is 10.00% acetone by weight. What is the mole percentage of acetone in this solution:

An aqueous solution of acetone, CH_(3)COCH_(3) is 10.00% acetone by weight. What is the mole percentage of acetone in this solution: