Part A What is the pH when 5.3 g of sodium acetate, NaC2H3 O2, is dissolved...
2. What is the pH when 5.3 g of sodium acetate, NaC H302, is dissolved in 100.0 mL of water? (The K, of acetic acid, HC H302, is 1.8x10-))
What is the pH when 3.7 g of sodium acetate, NaC2H3O2, is dissolved in 150.0 mL of water? (The Ka of acetic acid, HC2H3O2, is 1.8×10^−5).
500 mg of sodium acetate is dissolved in 500.0 mL of de-ionized water. Calculate the pH of this solution. MM(sodium acetate) = 82.0324 g/mol, Ka(acetic acid) = 1.75 x 10-5
Calculate the pH of a solution made by adding 42 g of sodium acetate, NaCH3COO, to 22 g of acetic acid, CH3COOH, and dissolving in water to make 300. mL of solution. Hint given in feedback. The K, for CH3COOH is 1.8 x 10-5 M. As usual, report pH to 2 decimal places. Answer: Calculate the pH of a solution made by adding 59 g of sodium acetate, NaCH3COO, to 22 g of acetic acid, CH3COOH, and dissolving in water...
Part A Calculate the pH of a solution that is 0.060 M in potassium propionate (C2 H5 COOK or KC3 H5 O2) and 0.080 Min propionic acid (С2 Hs СООН or HC3H$ O2). Express your answer to two decimal places ΑΣφ pH Request Answer Submit Part B Calculate the pH of a solution that is 0.080 M in trimethylamine, (CH3)3N, and 0.11 Min trimethylammonium chloride, ((CH3)3NHCI) Express your answer to two decimal places. ΑΣφ pH Request Answer Submit t Part...
What is the pH of solution when 25.5 g sodium acetate is added to 0.550 M acetic acid to make 500.0 mL of solution?
Table 3: Sodium Acetate Data Sodium Acetate (g) Molarity of Sodium Acetate (Step 7) 4.0 g 0.4876 M Table 4: Buffer Solutions and pH Readings for Beakers A, B, C, D, and E Buffer mL of Acetic Acid mL of Sodium Acetate pH measured A 5 5 4.3 B 5 1 3.6 C 10 1 3.4 D 1 10 5.3 E 1 5 5.0 Post-Lab Questions What are the calculated pH values for the buffers (A,B,C,D and E) that you...
6. What mass of sodium acetate (NaCH3COO) should be dissolved in 250.0 mL of 0.30 M acetic acid (CH3COOH) to form a buffer of pH 5.0? [Ka for acetic acid is 1.8 × 10−5 ] (a) 11 g (b) 8.0 g (c) 7.5 g (d) 5.0 g (e) 1.4 g
Part A 0.30 g of hydrogen chloride (HCl) is dissolved in water to make 2.5 L of solution. What is the pH of the resulting hydrochloric acid solution? Express the pH numerically to two decimal places. View Available Hint(s) A O ? O A pH = 2.56 Submit Previous Answers X Incorrect; Try Again; 3 attempts remaining Part B 0.35 g of sodium hydroxide (NaOH) pellets are dissolved in water to make 6.5 L of solution. What is the pH...
LUITELI A 250.0 mL buffer solution is 0.220 Min acetic acid and 0.220 Min sodium acetate. Part B What is the pH after addition of 0.0100 mol of HCl? Express your answer using two decimal places. TO ADD R O ? pH = Submit Request Answer Part C What is the pH after addition of 0.0100 mol of NaOH? Express your answer using two decimal places. I AM A O O ? pH = Submit Request Answer