What mass of naoh could be handled before the ph rises

Reference no: EM13162640

A 340.0 mL buffer solution is 0.170 M in HF and 0.170 M in NaF. What mass of NaOH could this buffer neutralize before the pH rises above 4.00? If the same volume of the buffer was 0.330 M in HF and 0.330 M in NaF, what mass of NaOH could be handled before the pH rises above 4.00?

Reference no: EM13162640

Questions Cloud

What is the ph of the resulting hydrochloric acid solution : 0.80g of hydrogen chloride is dissolved in water to make 2.5L of solution. What is the pH of the resulting hydrochloric acid solution?

What is the freezing point of a solution made by mixing : What is the freezing point of a solution made by mixing 1.40 mol sodium sulfate, Na2(SO4), 1750 g H2O? (Kfp=1.86 C/m)

What is the minimum amount of kcn needed : what is the minimum amount of KCN (in g) needed to react with 15.6 g of gold?

The active ingredient in aspirin is acetylsalicylic acid : The active ingredient in aspirin is acetylsalicylic acid (HC9H7O4) a monoprotic acid with Ka = 3.3 10-4 at 25°C. What is the pH of a solution obtained by dissolving two extra-strength aspirin tablet

What mass of naoh could be handled before the ph rises : If the same volume of the buffer was 0.330 M in HF and 0.330 M in NaF, what mass of NaOH could be handled before the pH rises above 4.00?

Calculate the ph after the following additions of the koh : Calculate the pH after the following additions of the KOH solution (a) 10.0 mL (b) 11.5 mL (c) 15.0 mL (the Ka for CH3COOH = 1.8 x 10^-5)

What mole ratio of sodium acetate to acetic acid : What mole ratio of sodium acetate to acetic acid, pKa = 4.74, should be used in preparing a buffer solution having a pH of 4.35

Calculate the molarity and the molality of an nh3 : Calculate the molarity and the molality of an NH3 solution made up of 36.5 g of NH3 in 70.0 g of water. The density of the solution is 0.982 g/mL.

What is the minimum amount of kcn : 4Au + 8KCN + O2 + 2 H2O --> 4 KAu(CN)2 + 4 KOH what is the minimum amount of KCN (in g) needed to react with 15.6 g of gold?

User Account

All Pages