Question

In: Chemistry

Part A) Calculate the pHpH of a solution that is 0.065 MM in potassium propionate (C2H5COOKC2H5COOK...

Part A)

Calculate the pHpH of a solution that is 0.065 MM in potassium propionate (C2H5COOKC2H5COOK or KC3H5O2KC3H5O2) and 0.090 MM in propionic acid (C2H5COOHC2H5COOH or HC3H5O2HC3H5O2).

Express your answer to two decimal places.

Part B)

Calculate the pHpH of a solution that is 0.080 MM in trimethylamine, (CH3)3N(CH3)3N, and 0.11 MM in trimethylammonium chloride, ((CH3)3NHCl(CH3)3NHCl).

Express your answer to two decimal places.

Part C)

Calculate the pHpH of a solution that is made by mixing 50.0 mLmL of 0.14 MM acetic acid and 50.0 mLmL of 0.20 MM sodium acetate.

Express your answer to two decimal places.

Solutions

Expert Solution

queen_honey_blossom answered 3 years ago
Next > < Previous

Related Solutions

1. Calculate the pH of a solution that is 0.060 M in potassium propionate (C2H5COOK or...
1. Calculate the pH of a solution that is 0.060 M in potassium propionate (C2H5COOK or KC3H5O2) and 0.090 M in propionic acid (C2H5COOH or HC3H5O2). 2. Calculate the pH of a solution that is 0.080 M in trimethylamine, (CH3)3N, and 0.12 M in trimethylammonium chloride, ((CH3)3NHCl). 3. Calculate the pH of a solution that is made by mixing 50.0 mL of 0.15 M acetic acid and 50.0 mL of 0.21 M sodium acetate.
What is the fraction of association (α) for the following potassium propionate solutions? Ignore activities. The...
What is the fraction of association (α) for the following potassium propionate solutions? Ignore activities. The Ka of propanoic acid is 1.34 × 10-5. (c) 5.00 × 10-12 M K(C2H5CO2)
What is the fraction of association (α) for the following potassium propionate solutions? Ignore activities. The...
What is the fraction of association (α) for the following potassium propionate solutions? Ignore activities. The Ka of propanoic acid is 1.34 × 10-5. (a) 4.00 × 10-1 M K(C2H5CO2) (b) 4.00 × 10-2 M K(C2H5CO2)
Calculate the pH at 25°C of a 0.31M solution of potassium acetate KCH3CO2 . Note that...
Calculate the pH at 25°C of a 0.31M solution of potassium acetate KCH3CO2 . Note that acetic acid HCH3CO2 is a weak acid with a pKa of 4.76 . Round your answer to 1 decimal place.
Calculate the pH at 25°C of a 0.31M solution of potassium acetate KCH3CO2 . Note that...
Calculate the pH at 25°C of a 0.31M solution of potassium acetate KCH3CO2 . Note that acetic acid HCH3CO2 is a weak acid with a pKa of 4.76 . Round your answer to 1 decimal place.
a) Calculate the pH of a 0.045 M potassium chlorite solution. (The pKa for chlorous acid...
a) Calculate the pH of a 0.045 M potassium chlorite solution. (The pKa for chlorous acid is 1.92) b) Calculate the pH of a solution that is 0.35 M hydroxylamine and 0.50 M hydroxylammonium chloride, (The pKb for hydroxylamine is 7.96)
Calculate the pH at 25°C of a 0.73M solution of potassium cyanide KCN . Note that...
Calculate the pH at 25°C of a 0.73M solution of potassium cyanide KCN . Note that hydrocyanic acid HCN is a weak acid with a pKa of 9.21 .
Calculate the pH of a 0.1280 M aqueous solution of potassium hydrogen selenide, KHSe. The first...
Calculate the pH of a 0.1280 M aqueous solution of potassium hydrogen selenide, KHSe. The first and second ionization constants for H2Se are 1.3×10-4 and 1.0×10-11 pH =
12. Calculate the pH of a 0.10 M solution of potassium formate, KHCOO. Ka of formic...
12. Calculate the pH of a 0.10 M solution of potassium formate, KHCOO. Ka of formic acid (HCOOH) = 1.8 x 10^-4. Write the dissociation equation and label each ion as acidic, basic, or neutral. Also write the hydrolysis equation. Dissociation equation: _____________________________________ cation: __________ anion: __________ Hydrolysis equation: _________________________________________________________________________
1. Calculate the molarity of a solution made by adding 20.8 mL of concentrated potassium hydroxide...
1. Calculate the molarity of a solution made by adding 20.8 mL of concentrated potassium hydroxide (34.5 % by mass, density 1.46 g/mL) to some water in a volumetric flask, then adding water to the mark to make exactly 500 mL of solution. (It is important to add concentrated acid or base to water, rather than the other way, to minimize splashing and maximize safety.) [KOH]= _________ M 2. A 0.450-gram sample of impure CaCO3(s) is dissolved in 50.0 mL...
ADVERTISEMENT
Subjects
ADVERTISEMENT
Latest Questions
ADVERTISEMENT