A particular sample of vinegar has a pH of 2.70.
If acetic acid is the only acid that vinegar contains (Ka=1.8×10−5), calculate the initial concentration of acetic acid in the vinegar.
Express your answer using two significant figures.
A particular sample of vinegar has a pH of 2.70. If acetic acid is the only...
A particular sample of vinegar has a pH of 3.10. If acetic acid is the only acid that vinegar contains (Ka=1.8×10−5), calculate the initial concentration of acetic acid in the vinegar. Express your answer using two significant figures.
PART A: A particular sample of vinegar has a pHpH of 2.95. If acetic acid is the only acid that vinegar contains (Ka=1.8×10−5), calculate the concentration of acetic acid in the vinegar. Express your answer using two significant figures. PART B: A new potential heart medicine, code-named X-281, is being tested by a pharmaceutical company, Pharma-pill. As a research technician at Pharma-pill, you are told that X-281 is a monoprotic weak acid, but because of security concerns, the actual chemical...
3. Household vinegar is an aqueous acetic acid solution. A particular sample of vinegar has a pH of 2.90. Assuming that the vinegar contains only acetic acid (CH3COOH), with a ki of 1.8 x 10-5 at this temperature, calculate the initial concentration of acetic acid in the vinegar in units of molarity.
If acetic acid is the only acid that vinegar contains (Ka=1.8×10−5), calculate the concentration of acetic acid in the vinegar. the particular sample of vinegar has a PH of 3.15
LUULISI Part B: Determination of K. of Acetic Acid 3. Record the measured pH of vinegar (acetic acid). Measured pH (2pts) 2.5 a. Calculate the concentration of hydronium ions [H:0") of vinegar from the measured pH values. Express your answer in two significant figures for this question (although it is not correct to do so. Show your work. (10 pts) 4. The concentration of distilled white vinegar is written as 5% (w/v) of acetic acid (CH,COOH), Convert the concentration units...
Part A Acetic acid, CH3CO2H (K4 = 1.8 x 10-5), is the solute that gives vinegar its characteristic odor and sour taste Calculate the pH of 0.140 M CH3CO2H. Express your answer to two decimal places. ΤΕΙ ΑΣφ ? pH = Submit Request Answer Part B Calculate the concentration of H30+ in 0.140 M CH3CO2H Express your answer to two significant figures and include the appropriate units. μΑ ? [H3O+] = Value Units
Vinegar is simply a solution of acetic acid, HC2H3O2, in water. If 1.00 L of vinegar has 50.5 g of HC2H3O2 in it, what is the molar concentration of the acid in vinegar? Express your answer to three significant figures. Answer in M HC2H3O2
0. A solution of formic acid (HCOOH, Ka 1.8 x 10) has a pH of 2.70. Calculate initial concentration of formic acid in this solution.
Vinegar is a solution of acetic acid in water. If a 145 mL bottle of distilled vinegar contains 34.2 mL of acetic acid, what is the volume percent (v/v) of the solution? Express your answer to three significant figures.
Calculate the pH of an acetic acid/acetate buffer in which the concentration of acetic acid is always 0.21 M, but the concentration of sodium acetate (NaCH,COO) corresponds to the following value: 0.63 M. (K, for CH,COOH is 1.8 x 10 5.) Report your answer to three significant figures.