Search & Filtering
The pOH of a solution, which is 0.5F with respect to a weak monoprotic acid is 9.2. calculate the ionization constant of the acid.
What is the hydronium-ion concentration of a 0.01 F solution of H2CO2, if only the primary ionization reaction is considered?
Compute the sulfide-ion concentration of a 0.5 F HC2H3O2 solution ribich has
been saturated with H2S at 25°C.
Calculate the sulfide-ion concentration of a 0.5 F HCl solution which has been
saturated with H2S at 25°C.
If 20 ml of 3 F NH3, and 5 g of (NH4) 2SO4 are added to 200 ml of water, what
is the hydroxide-ion concentration of the resulting solution? Calculate the pOH of
the solution.
If 50 ml of 0.3 F HAc is mixed with 100 ml of 0.1 F KOH, what is the hydronium-ion concentration of the resulting solution?
What is the pH of the solution?
If 3 g of ammonium chloride and 2 g of ammonia are dissolved in sufficient
water to produce 500 ml of solution, calculate the hydroxide-ion concentration of the solution. What is the pH of the solution?
To 500 ml of 0.05 F H2S solution is added 50 ml of 3 F acetic acid solution. What is the sulfide ion concentration of the resulting solution?
How many calcium atoms, Ca, are in 8.34 mol of calcium?
500 liters of gas in a flexible-walled container are prepared at 700 mmHg and 200°C. The gas is placed into a tank under high pressure. When the tank cools to 20°C, the pressure of the gas is 30 atm. What is the volume of the gas?
