Questions from General Chemistry

Q: Calculate the pH of each of the following solutions from the information

Calculate the pH of each of the following solutions from the information given. a. [H+] = 3.42 * 10-10 M b. pOH = 5.92 c. [OH-] = 2.86 * 10-7 M d. [H+] = 9.11 * 10-2 M

Q: When 10. L of water is added to 3.0

When 10. L of water is added to 3.0 L of 6.0 M H2SO4, what is the molarity of the resulting solution? Assume the volumes are additive.

Q: For each of the following solutions, the mass of solute is

For each of the following solutions, the mass of solute is given, followed by the total volume of the solution prepared. Calculate the molarity of each solution. a. 5.59 g CaCl2; 125 mL b. 2.34 g CaC...

Q: What characteristic properties do buffered solutions possess?

What characteristic properties do buffered solutions possess?

Q: How many grams of Ba(NO3)2 are required to

How many grams of Ba(NO3)2 are required to precipitate all the sulfate ion present in 15.3 mL of 0.139 M H2SO4 solution? Ba(NO3)2(aq) + H2SO4(aq) BaSO4(s) + 2HNO3(aq)

Q: What minimum volume of 16 M sulfuric acid must be used to

What minimum volume of 16 M sulfuric acid must be used to prepare 750 mL of a 0.10 M H2SO4 solution?

Q: According to Arrhenius, produce hydrogen ions in aqueous solution, whereas

According to Arrhenius, produce hydrogen ions in aqueous solution, whereas produce hydroxide ions.

Q: What two components make up a buffered solution? Give an example

What two components make up a buffered solution? Give an example of a combination that would serve as a buffered solution.

Q: Calculate the normality of each of the following solutions. a

Calculate the normality of each of the following solutions. a. 0.50 M acetic acid, HC2H3O2 b. 0.00250 M sulfuric acid, H2SO4 c. 0.10 M potassium hydroxide, KOH

Q: A sodium dihydrogen phosphate solution was prepared by dissolving 5.0

A sodium dihydrogen phosphate solution was prepared by dissolving 5.0 g of NaH2PO4 in enough water to make 500. mL of solution. What are the molarity and normality of the resulting solution?