What is the molarity of the acetic acid solution if 28.7 mL of a 0.215 M KOH solution is required to titrate 23.0 mL of a solution of HC2H3O2?
What is the molarity of the acetic acid solution if 28.7 mL of a 0.215 M...
A student is trying to determine the concentration of an acetic acid (HC2H3O2) solution. They place 5.00 mL of it in a flask and titrate it with a 0.150 M NaOH solution. At the endpoint of the titration, they find that they have used 19.27 mL of the NaOH solution. Based on this information answer the following questions. a) How many moles of NaOH are used to reach the endpoint? ____moles NaOH b) How many moles of acetic acid were...
Question 19 2 pts What is the molarity of an acetic acid solution if 25.00 ml of HC2H30, is required to neutralize 0.424 g of sodium carbonate (105.99 g/mol)? 2 HC2H2O2(aq) + Na2CO3(s) — 2 NaC2H302 (aq) + H2O() + CO2(g) D 0.320 M O 0.100 M 0.160M O 0.0800 M O 0.200 M
Calculate the moles of acetic acid, molarity of the vinegar solution, and mass %. of acetic acid in the vinegar using the average of three good trials used to titrate 5.00 mL of the vinegar. You may assume that the density of your vinegar sample is 1.01 g mL^-1. Drain off unused NaOH solution into a clean container and place it into a designated container. Wash the buret two times with regular tap water, then rinse with deionized water, and...
2) 19.63 mL of 0.100 M NaOH is required to neutralize 2.00 mL of a solution containing acetic acid according to the following reaction: HC2H302(aq) + NaOH(aq) → NaC2H3O2(aq) + H2O(1). How many grams of acetic acid are present in 2 mL solution? Report the correct number of significant figures, and report the units. 3) 19.63 mL of 0.100 M NaOH is required to neutralize 2.00 mL of a solution containing acetic acid according to the following reaction: HC2H3O2(aq) +...
An aliquot (28.7 mL) of a KOH solution required 31.3 mL of 0.118 M HCl for neutralization. What mass (g) of KOH was in the original sample? Question 4 options: A) 0.173 B) 7.28 C) 1.64 D) 0.207 E) 0.414
A 20.0 mL sample of a 0.0875 M solution of acetic acid, CH3COOH, is titrated with a 0.115 M solution of KOH. What is the pH after 20.0 mL of KOH solution have been added? For CH3COOH, Ka=1.8 x 10–5.
1) What is the pH of a 0.085 M solution of acetic acid, HC2H3O2? At 25 degrees C, the Ka of acetic acid is 1.8 x 10^-5. 2) 17.4 mL of 4.0 M HCl are diluted with water to make 1.5 L of solution. What should be the pH of the final solution?
Part A What is the molarity of the acetic acid solution? The reaction is NaOH(aq) + CH3CO2H(aq) +CH, CO2Na(aq) +H2O(1) IVO AEV O O ? M Submit Request Answer A 25.0 mL sample of vinegar (dilute acetic acid, CH3CO2H) is titrated and found to react with 94.7 mL of 0.200 MNaOH.
A buffer solution is prepared by mixing 15.0 mL of 2.20 M Acetic Acid and 30.0 mL of 1.55 M NaC2H3O2. Determine the pH of the buffer. pKa HC2H3O2 = 4.745 pH:_____
Determine the volume of 0.215 M KOH solution required to neutralize each sample of sulfuric acid. The neutralization reaction is: H2SO4(ag) + 2KOH(aq) → K2So4(aq) + 2H2O(l)Part A 15 mL of 0.215 M H2SO4Part B 185 mL of 0.105 M H2SO4Part C 40 mL of 0.120 M H2SO4