A) A solution of HClO4 has a pH of 2.41. How many grams of HClO4 are...
43. An aqueous solution of methylamine (CH3NH2) has a pH of 10.65. How many grams of methylamine are there in 100.0 mL of the solution? Calculate the pH and percent ionization of a 0.990 M HNO2 solution. pH = %
An aqueous solution of methylamine (CH3NH2) has a pH of 10.73. How many grams of methylamine are there in 100.0 mL of the solution?
A 0.005 L solution of the strong acid HClO4, has a pH of 2.50. Calculate the mass (number of grams) of HClO4 that was used to make the solution.
How many grams of perchloric acid, HClO4, are contained in 31.3 g of 72.7 wt% aqueous perchloric acid? How many grams of water are in the same solution?
a solution of nitrous acid (HNO2 , Ka=4.5*10^-4) has a pH OF 1.85. How many grams of nitrous acid are there in 100 ml of the solution?
The pH of a solution of HBr is found to be 3. How many grams of HBr are in a 100 mL sample?
Calculate the pH of each of the following strong acid solutions. (a) 0.00438 M HClO4 pH = (b) 0.579 g of HCl in 21.0 L of solution pH = (c) 59.0 mL of 3.90 M HClO4 diluted to 4.50 L pH = (d) a mixture formed by adding 69.0 mL of 0.00809 M HClO4 to 78.0 mL of 0.00483 M HCl pH =
Calculate the pH of each of the following strong acid solutions. (a) 0.00471 M HClO4 pH = (b) 0.329 g of HBr in 16.0 L of solution pH = (c) 65.0 mL of 7.50 M HClO4 diluted to 4.60 L pH = (d) a mixture formed by adding 54.0 mL of 0.00155 M HClO4 to 47.0 mL of 0.00191 M HBr pH =
13.) What is the pH of a solution if 25.0 mL of 0.250 M HClO4 is titrated with 25.0 mL of 0.475 M Ba(OH)2? a. 2.30 b. 10.32 c. 2.73 d. 13.54 e. 7.00
What is the pH of a 2.9 M solution of HClO4? pH = __________?