General Chemistry Answers

An experiment requires a solution that is 76% m/v. What is the mass of solute that must be added to make 245 mL of solution?

What is the pOH of the following: a. pH=4, pH = 9

What is the pH of the following:   a. pOH=11, pOH = 9

List all possible subshell for n =7 shell

Compute for the pH and pOH of a solution having a 0.3 M H₃PO₄ and 0.1 M NaHPO₄ buffer solution

What is the pH of a buffer solution containing 0.63 NaHCO₃ and 0.32 H₂CO₃?  

Calculate the pH of a solution prepared by mixing 2 ml of a strong acid solution of pH 3 and 3 ml of a strong base of pH 10

Calculate the pH at each point listen for the titration of 50.0 mL of 0.050 0 M formic acid with 0.050 0 M KOH. The points to calculate are Vb = 0.0, 10.0, 20.0, 25.0, 30.0, 40.0, 45.0, 48.0, 49.0, 49.5, 50.0, 50.5, 51.0, 52.0, 55.0, and 60.0 mL. Draw a graph of pH versus Vb.