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April 24, 2014

Search: Acetic acid is the active ingredient in vinegar. In a solution of acetic acid the following equilibrium is established: HC2H3O2

Number of results: 7,236

CHEMISTRY HELP!!
We know that chloroform does not dissolve or mix with water. But why does chloroform, under some conditions, dissolve in a mixture of acidic acid and water? Do you mean acetic acid? whoops sorry, i think it is suppose to be acetic acid. I would imagine that a small amount ...
Monday, March 26, 2007 at 11:21pm by Amy

Chemistry
A chemist wants to be a supercook and wants to create 8%(m/v) acetic acud solution to be "extra strength" vinegar. if pure acetic acid Is a liquid density of 1.049 g/ml. how many ml of acetic acid should be dissolved to male 500 ml of 8% acetic acid? Calculate grams of acetic ...
Sunday, April 22, 2012 at 9:43am by Kate

chem-acid-base titrations
Acetic acid (HC2H3O2) is an important component of vinegar. A 10.00mL sample of vinegar is titrated with .5052 M NaOH, and 16.88 mL are required to neutralize the acetic acid that is present. a.write a balanced equation for this neutralization reaction b.what is the molarity ...
Monday, April 21, 2008 at 10:06pm by natash

Chemistry
Pure acetic acid, known as glacial acetic acid, is a liquid with a density of 1.049 g/mL at 25C. Calculate the molarity of a solution of acetic acid made by dissolving 10.00 mL of glacial acetic acid at 25C in enough water to make 150.0 mL of solution.
Wednesday, February 17, 2010 at 6:42pm by Mindy

chemistry
19 mL of 0.50 mool/L NaOH which is standardized becomes titrated alongside 24 mL of 0.44 mol/L acetic acid. Determine the pH of the solution Please judge my work: Becasue NaOH and acetic acid react in a 1:1 ratio, initital moles of acetic acid =0.0019 L x 0.44M = 0.000836 mols...
Wednesday, April 9, 2008 at 11:03pm by Joseph

Chemistry help!!
A chemist wants to be a supercook and wants to create 8%(m/v) acetic acud solution to be "extra strength" vinegar. if pure acetic acid Is a liquid density of 1.049 g/ml. how many ml of acetic acid should be dissolved to male 500 ml of 8% acetic acid? It says to first calculate...
Sunday, April 22, 2012 at 12:42pm by Kate

Chemistry
In this experiment NaOH is standardized to find out the percent by mass of the acetic acid in a sample of vinegar. A student had not allowed the NaOH pellets to dissolve completely before standardizing it with KHP, but when the student refilled the buret with NaOH to titrate ...
Saturday, March 29, 2014 at 12:32pm by Sandy

chemistry
You want to make an acetic acid/acetate buffer, pH 3.8, with a volume of 250 mL, and a final concentration of ([AcOH] + [AcO-]) = 0.1 M. You may only use acetic acid and sodium acetate (no strong acid or base). How many mL of glacial acetic acid would be needed (d = 1.05 g/mL)?
Saturday, March 7, 2009 at 11:44pm by Anonymous

Chemistry
Starting with 1.0M acetic acid and 0.50M NaOH, how would you prepare 100ml of 0.10M acetate buffer , pH =4.50? pKa of acetic acid is 4.74 (abbreviations : acetic acid = HAc,Acetate =Ac- )
Monday, March 21, 2011 at 2:50am by Muffin

Chem
What is the pH of the resulting solution if 30.00 mL of 0.100M acetic acid is added to 10.00mL of 0.100 M NaOH? For acetic acid, Ka=0.000018. I know that NaOH is a strong base and acetic acid is a weak acid. What is the equation: C6H5COOH+NaOH<--> C6H5COOH Once I get ...
Wednesday, February 27, 2008 at 4:22pm by Sarah

chem
A solution prepared by dissolving 3.00 grams of ascorbic acid (vitamin C, C6H8O6), in 50.0 grams of acetic acid has a freezing point that is depressed by T = 1.33 oC below that of pure acetic acid. What is the value of the molar freezing point-depression constant for acetic ...
Monday, February 18, 2013 at 10:57pm by Ace

chem.
A 10.0 mL of vinegar, an aqueous solution of acetic acid (HC2H3O2), is titrated with .5062M NaOH, and 16.58mL is required to reach the equivalence point. A. What is the molarity of the acetic acid? B. If the density of the vinegar is 1.006 g/cm^3, what is the mass percent of ...
Friday, March 7, 2008 at 12:33pm by Aditya

Chemistry
This lab is ruining me. isopentyl acetate is a blend of isopentanol, acetic acid, and sulfuric acid. How can products be determined from this information? ethyl acetate is ethyl alcohol, acetic acid and sulfuric acid. Octyl Acetate is n-octanol, concentrated acetic acid and ...
Wednesday, January 13, 2010 at 8:58pm by Aidan

chemistry
Concentrated acetic acid, HC2H3O2 is 17.4 M. How many mL of concentrated acetic acid do you need to prepare 125 mL of a 0.150 M solution of acetic acid?
Monday, March 5, 2012 at 12:32am by Anonymous

Chemistry
Acetic acid, HC2H3O2, is the sour constituent of vinegar (acetum is Latin for "vinegar" ). In an experiment, 3.76 g of acetic acid was burned. HC2H3O2(l) + 2 O2(g) 2 CO2(g) + 2 H2O(l) If 54.6 kJ of heat evolved, what is H per mole of acetic acid?
Saturday, October 18, 2008 at 10:37pm by Glenna

ChEMISTRY (Help please)
Calculate the mass percent of acetic acid in acetic acid solution. Average molarity= .8806753M Average density= 3.27463 Molar mass of acetic acid= 60.042g
Tuesday, April 13, 2010 at 8:02pm by Michelle

chemistry
A student found that there are 115 drops of glacial acetic acid in 2.00 mL. Calculate the number of drops of glacial acetic acid, HC2H3O2 required to make 225 mL of 0.1 M acetic acid solution
Sunday, October 16, 2011 at 7:07pm by Erin

chemistry
You were given 25.00 ml of an acetic acid solution of unknown concentration. You find that it requires 29.60 ml of a 0.1050 M NaOH solution to exaclty neutralize this sample. A) What is the molarity of the acetic acid solution? B) what is the percentage of acetic acid in the ...
Thursday, October 20, 2011 at 12:29pm by Rema

Chemistry
Assignment  Calculate the pH, pOH, [H+], and [OH] for each of the following solutions. Show all work. (10 Points) Solution Composition of Starting Materials 1 0.10 M acetic acid 2. 5 mL 0.10 M acetic acid + 5 mL wa 3 1 mL 0.10 M acetic acid + 99 mL water 4 5 mL...
Monday, October 11, 2010 at 12:24pm by Brian

chemistry
For the theoretical yield, I used the mass of acetic anhydride. Was I supposed to use the mass of salicylic acid (which was 2.00 g) instead? acetic anhydride + salicylic acid ---> acetic acid +acetylsalicylic acid
Wednesday, April 4, 2012 at 3:11pm by casey

Chemistry
If you have 200 ml of a 0.1M solution of acetic acid (pka=4.75), 1. How many ml of a solution of 1.O M NaOH would you need to adjust the pH to 5.2? 2. How many ml of water would you then add to make the solution of 0.05M in total acetic acid (ie., acetic acid + acetate ion)
Wednesday, June 29, 2011 at 8:23pm by Brayden

acid vs base
Calculate the pH of a solution that obtained by diluting 0.015 mol acetic acid with water to 250 cm3 (the Ka - value for acetic acid is 1.74 x 10-5 M).
Friday, February 18, 2011 at 12:36pm by Anonymous

CHEMISTY HELP!!!
A professor found that there are 109 drops of glacial acetic acid in 2.00 mL. Calculate the number of drops of glacial acetic acid, HC2H3O2 required to make 155 ml of 0.25 M acetic acid solution Can anyone walk me through the steps and provide an answer. Ive tried everything ...
Friday, October 21, 2011 at 6:36pm by Sam

Chemistry 122
A solution is prepared to be 0.10 M acetic acid, HC2H3O2, and 0.20 M sodium acetate, NaC2H3O2. What is the pH of this buffer? Ka for acetic acid is 1.7 x 10^-5. What is the pH after 9.5 mL of 0.10 M hydrochloric acid is added?
Monday, November 22, 2010 at 10:22am by Marlynda

chemistry
Suppose you were asked to determine the exact acetic acid concentration in an acetic acid solution that was about 50% acid?
Thursday, November 4, 2010 at 2:33pm by Myisha

Chemistry
I did an experiment using 20ml of 0.1M acetic acid and added 8ml of 0.1M NaOH. pH obtained after adding NaOH was 5.2. How do i calculate the mols of NaOH that reacted? mols of acetate formed, acetic acid initially present and acetic acid unreacted. Also how do i determine the...
Thursday, April 7, 2011 at 8:23am by Jude

Chem
Dissolving 3g of ascorbic acid in 50g of acetic acid lowers the freezing point of acetic acid by 1.33degreesC. What is the molecular mass of ascorbic acid?
Wednesday, May 2, 2012 at 2:35am by james

org. chem
why is it easier to remove excess acetic acid from the products than excess isopentyl alcohol? from the products of what? Did you perform an experiment in class and this is one of the lab questions? If so you will need to explain what you did in some detail; otherwise, we're ...
Wednesday, March 7, 2007 at 7:36pm by Richard

Chem
Acetic acid is 3% dissociated in a 0.02M solution. Give the concentrations of each of the two ions, the acetic acid, and the Ka for acetic acid. HC2H3O2 ==> H^+ + C2H3O2^- So (H^+) = 0.02*0.003 = ?? (C2H3O2^-) = 0.02*0.003 = ?? Plug into Ka expression and solve for Ka. Post...
Saturday, July 14, 2007 at 2:20pm by Lizette

chemistry
In a buffer pre-lab, we were asked to complete a table for 10 test tubes. In tube 1, you had 0.20 M of acetic acid only and were asked to find the pH. I think the answer is 2.72 (using a ICE table). In tube 2, you have 90 mL of Acetic Acid and 10 mL of Acetate soluion. HOw do ...
Monday, May 16, 2011 at 12:57pm by Trina

school
What is the pH of 0.1 M formic acid solution? Ka=1.7e10-4? What is the pH value of buffer prepared by adding 60 ml of 0.1 M CH3COOH to 40 ml of a solution of 0.1 M CH3COONa? What is the pH value of an acetate buffer (pK=4.76) prepared by adding 20 ml of 1 M HCl to 100 ml of a...
Sunday, December 11, 2011 at 7:58am by alshammari

Chemistry
Five (5.00) grams of glucose, C6H12)6, is dissolved in 500.0 grams of acetic acid. What is the new freezing point and boiling point for the solution? Kf acetic acid = 3.90, Kb acetic acid = 3.07 (normal freezing point for acetic acid = 16.60 dg C, boiling point = 118.5 dg C) f...
Thursday, August 9, 2007 at 7:39pm by lana

chem help
You need to produce a buffer solution that has a pH of 5.08. You already have a solution that contains 10 mmol (millimoles) of acetic acid. How many millimoles of acetate (the conjugate base of acetic acid) will you need to add to this solution? The of acetic acid is 4.74.
Saturday, February 28, 2009 at 11:05pm by chem

Chemistry
A solution of a weak acid will consist of the acid and its conjugate base. True or False false Yes, of course: Take acetic acid acetic acid + H2O<-->H3O+ + acetateion- The system is in equilibrium. true
Wednesday, February 14, 2007 at 3:30pm by KHNJ

Chemistry
what is the theoretical value for the M of acetic acid in vinegar if the vinegar is 5% acetic acid by a % mass value. Additional info: the experimental M of the acetic acid in vinegar is 0.80M Thank you!!
Sunday, June 6, 2010 at 2:07pm by Lolo

chemistry
what is the theoretical value for the M of acetic acid in vinegar if the vinegar is 5% acetic acid by a % mass value. Additional info: the experimental M of the acetic acid in vinegar is 0.80M Thank you!!
Sunday, June 6, 2010 at 3:42pm by stacey

Chemistry
You want to prepare a pH=4.50 using sodium acetate and glacial acetic acid. You have n hand 300 mL of 0.100 M sodium acetate. How many grams of glacial acetic acid should you add to prepare the buffer? (Ka of acetic acid is 1.8e-5 at: 25 degrees Celsius)
Thursday, May 24, 2012 at 12:42am by Amanda

chemistry
write the formula of each acid and identify each as a diprotic, a triprotic, or a monoprotic acid sulfuric acid,perchloric acid,phosphoric acid,hydrofluoric acid,acetic acid
Saturday, May 14, 2011 at 5:13pm by courtney

chemistry
the pH of the solution obtained by mixing 400ml 0.1M acetic acid, 50ml 0.1M sulphuric acid and 50ml 0.3m sodium acetate is (Ka of acetic acid is 1x10-5)
Wednesday, April 21, 2010 at 2:20am by selvi

chemistry
A 0.1 M solution of acetic acid is titrated with 0.05M solution of NaOH. What is the pH when 60% of the acid has been neutralized? The equilibrium constant (Ka) for acetic acid is 1.8x10^-5
Saturday, July 24, 2010 at 1:31pm by eric

chemistry
7.0 mL of 0.5 M acetic acid contains 0.0035 moles of acetic acid. how many moles of sodium bicarbonate are needed to react with 0.0035 moles of acetic acid?
Thursday, March 29, 2012 at 6:45pm by shownuff

Chem
Please tell me if these are right! 1.How many milliliters of 0.215 M NaOH solution are needed to completely neutralize 2.50 ml of 0.825 M H2SO4 solution? I got 19.2 ml 2. A 10.0-ml sample of vinegar which is an aqueous solution of acetic acid HC2G3O2 requires 16.5 ml of 0.500M...
Monday, December 6, 2010 at 9:17pm by Jessica

chemistry
Prepare 500mL of a 0.200 M acetate buffer at pH 4.90 using only pure acetic acid, 3M NaOH, and water. 1) Add acetic acid to ~400mL of water in a 500 mL beaker. How many grams of acetic acid are needed? 2)Add 3 M NaOH solution until pH is 4.90. What volume of NaOH is needed? (...
Monday, September 5, 2011 at 11:58am by Ryn

chemistry
A classic experiment in equilibrium studies dating from 1862 involved the reaction in solution of ethanol and acetic acid to produce ethyl acetate and water. The reaction can be followed by analyzing the equilibrium mixture for its acetic acid content. In one experiment, a ...
Sunday, March 13, 2011 at 5:44am by gs

Chemistry
A student prepared a 0.10 M solutino of acetic acid, CH3COOH. Acetic acid has a Ka of 1.75 x 10^-5. What are the hydronium ion concentration and the pH of the solution?
Friday, January 18, 2008 at 9:04pm by Sue

Chemistry
Assuming the mass of 5% Acetic Acid is 1.0g/mL, what volume of acetic acid is required to neutralize 25.0mL of 0.10M NaOH?
Thursday, November 12, 2009 at 8:27pm by EDK

College Chemistry
"What is the pH of a solution that is 0.50 M in sodium acetate and 0.75 M in acetic acid? (Ka for acetic acid is 1.85 x 10-5)." Would i use the Ka expression formula??
Tuesday, October 19, 2010 at 11:02pm by James

Biochem
calculate the volumes of 0.10 M acetic acid and 0.20 M sodium acetate that are needed to prepare 48-mL buffer solution with pH = 3.70. Ka for acetic acid is 1.75 x 10-5
Friday, April 22, 2011 at 6:01am by Iris

Chemistry
What is the hydrogen ion concentration in a 0.15 molar solution of acetic acid in water at 25 degrees C? Acetic acid is 1.3 % dissociated.
Monday, May 23, 2011 at 12:51pm by Emily

Chemistry
Acetic acid has a pK of 4.8. How many mL of 0.1M acetic acid and 0.1M of sodium acetate are required to prepare 1 liter of 0.1M buffer solution having a pH of 5.8?
Wednesday, September 14, 2011 at 7:27am by Barb

chemistry
hi, I am trying to find the solubility of Sodium Acetate by using 0.100 mol Hydroxide(base) and 0.837 mol acetic acid( vinegar). The theoretical solubility of sodium acetate is 82.3g/100ml at 25C. Doing calculations we would want NAOH concentration of 10.47mol/l to react with ...
Tuesday, June 3, 2008 at 6:16pm by john

chemistry
How many grams of glacial acetic acid should be used to make 250 mL of 2.00 M acetic acid? Show all your work.
Monday, May 31, 2010 at 1:51pm by Lily

chemistry
How many grams of glacial acetic acid should be used to make 250 mL of 2.00 M acetic acid? Show all your work.
Monday, May 31, 2010 at 1:52pm by Lily

chemistry
vinegar is made by adding 33 g of acetic acid to 625 if water what is the percent by mass of acetic acid in this solution of vinigar
Tuesday, February 8, 2011 at 10:55pm by Linda

ap chem
Calculate the percent ionization of a 0.76 molar solution of acetic acid. The ioniza- tion constant of acetic acid is 1.8 10−5.
Monday, February 14, 2011 at 1:28am by Anonymous

chemistry
calculate the volume of 17 M concentrated acetic acid solution that is needed to prepare 100 cubic centimeter of 1 M acetic acid?
Tuesday, September 20, 2011 at 11:55pm by mylene

chemistry
calculate the volume of 17 M concentrated acetic acid solution that is needed to prepare 100 cubic centimeter of 1 M acetic acid?
Tuesday, September 20, 2011 at 11:56pm by mylene

Chemistry
Determine the volumes of 1 M acetic acid and 1 M NaOH required to make a 200mL 0.1 M buffer with a pH of 5.5. (Assume the pKa of acetic acid is 4.76).
Sunday, January 15, 2012 at 12:26pm by Rachel

Chemistry
What is the PH of a buffer made by adding 8.20 grams of sodium acetate(NaCH3CO2) to 500 ml of 0.10 M acetic acid(CH3CO2H). Ka for acetic acid is 1.8 x 10^-5.
Sunday, April 14, 2013 at 8:17pm by Lele

chemistry
The pH of a solution that contains 0.818 M acetic acid (Ka = 1.76 x 10-5) and 0.172 M sodium acetate is __________. The Ka of acetic acid is 1.76 10-5.
Tuesday, November 23, 2010 at 11:22pm by jack

chemistry
The pH of a solution that contains 0.818 M acetic acid (Ka = 1.76 x 10-5) and 0.172 M sodium acetate is __________. The Ka of acetic acid is 1.76 10-5.
Wednesday, November 24, 2010 at 10:22am by jack

chemistry
The pH of a solution that contains 0.818 M acetic acid (Ka = 1.76 x 10-5) and 0.172 M sodium acetate is __________. The Ka of acetic acid is 1.76 10-5.
Wednesday, November 24, 2010 at 12:44pm by jack

College Chemistry
What is the pH when 10 mL of 1 M acetic acid is added to pure water so that the final volume is 100 mL? The Ka for acetic acid is 1.74 x 10^(-5)
Friday, September 23, 2011 at 10:37pm by Jamal

chem
what is the boiling point elevation when 31.5 g of menthol (C10H20 O ) is dissolved in 258g of acetic acid? Kb for acetic acid is 3.07 C/m.
Sunday, May 13, 2012 at 10:37pm by bkue

MATH
Calculate the amount of 8% acetic acid needed to combine with water to make 600 ml of 3.5% acetic acid.
Friday, July 6, 2012 at 10:11am by Brittany

chemistry
what volume of a 2.5m stock soltio of acetic acid (HC2H3O2) is required to prepare 100.0 mililiters of a 0.50m acetic acid solution?
Wednesday, January 23, 2013 at 10:07am by Anonymous

Chem
Calculate the pH of a solution composed of 155mL of 0.1 M acetic acid and 45 g of sodium acetate. The pKa of acetic acid is 4.76. MY ANSWER: pH = 4.76 + log(3.53M/0.1M) pH = 6.31
Tuesday, March 6, 2007 at 9:28pm by Marisol

chemistry
Acetic acid ionizes in water according to the following equation: CH3COOH = H^+ +CH3OO- if the solution is .773 M acetic acid, what is the concentration of H^+?
Saturday, November 13, 2010 at 8:58pm by Rory

chemistry
Acetic acid ionizes in water according to the following equation: CH3COOH = H^+ +CH4COO- If the solution is .906 M acetic acid, what is the concentration of H+?
Monday, November 15, 2010 at 7:48pm by Hermione

Chemistry
acetic acid ionizes in water according to the following equation: CH3COOH<-->H+ + CH3COO- if the solution is .766 M acetic acid, what is the concentration of H+?
Monday, February 28, 2011 at 2:40pm by Anonymous

Chemistry
You want to prepare a pH=4.50 buffer using sodium acetate and glacial acetic acid. You have on hand 300 mL of 0.100 M sodium acetate. How many grams of glacial (water free) acetic acid should you add to prepare the buffer? (Ka of acetic acid is 1.8e-5 at: 25 degrees Celsius)
Thursday, May 24, 2012 at 12:48am by Amanda

chemistry
How many moles of sodium acetate CH3COONA must be dissolved in 1.00L of 0.200M acetic acid to make a buffer pH 4.56? ka of acetic acid is 1.76x10^-
Saturday, November 6, 2010 at 5:04pm by linda

Chemistry
If a 11.0 mL sample of vinegar (aqueous acetic acid ) requires 19.0 mL of 0.500 M NaOH to reach the endpoint, what is the original molarity of the acetic acid solution?
Monday, October 29, 2012 at 5:21pm by Erin

chemistry
How much 10.0 M HNO3 must be added to 1.00 L of a buffer that is 0.0100 M acetic acid and 0.100 M sodium acetate to reduce the pH to 5.00? pKa of acetic acid= 4.75
Friday, December 7, 2012 at 7:57pm by Victoria

Chem
what volume of acetic acid must be added to 150.0 mL of water to generate a 15.0% acetic acid solution? I just need help on how to solve it please!:)
Thursday, January 10, 2013 at 8:24pm by Not Smart Kid

Chemistry
Explain why acetic acid has four hydrogens, but is a monoprotic acid The formula for acetic acid is CH3COOH so yes it does have four hydrogens. But the only hydrogen that is able to easily come off and be donated to another molecule is the H from COOH and thus it is a ...
Sunday, April 1, 2007 at 6:01pm by John

College Chemistry
If 10 mL of 1M NaOH are added to one liter of a buffer that is 0.3 M acetic acid and 0.2 M sodium acetate (Na+CH3COO-), how much does the pH change? The pKa for acetic acid is 4.76.
Friday, September 23, 2011 at 10:38pm by Jamal

Chemistry
* Fixed Question What is the PH of a buffer made by adding 8.20 grams of sodium acetate(NaCH3CO2) to 500 ml of 0.10 M(molarity) acetic acid(CH3CO2H). Ka for acetic acid is 1.8 x 10^-5.
Sunday, April 14, 2013 at 8:24pm by Lele

Chemistry
Why does 0.10M acetic acid exhibit different conductivity from that of glacial acetic acid?
Monday, March 14, 2011 at 2:12am by G

Chemistry
CH3COOH + C5H12O -> C7H14O2 + H2O If the yield for the reaction is 45%, how many grams of the product are formed when 3.58 g of acetic acid are reacted with 4.75 grams of isopentyl alcohol? Millimoles of acetic acid= 59.6667 Millimoles of isopentyl alcohol= 53.9773 How ...
Monday, November 1, 2010 at 5:11pm by David

chem.
CH3COOH + C5H12O -> C7H14O2 + H2O If the yield for the reaction is 45%, how many grams of the product are formed when 3.58 g of acetic acid are reacted with 4.75 grams of isopentyl alcohol? Millimoles of acetic acid= 59.6667 Millimoles of isopentyl alcohol= 53.9773 How ...
Monday, November 1, 2010 at 8:22pm by David

Some Lab Question (s)
Yes...another calculation problem. Rxn: 1ml isopentyl alcohol + 1.5ml glacial acetic acid + 3 drops sulfuric acid=> isopentyl acetate to calculate the theoretical yield.. I know that the acetic acid is in excess but how would I calculate the theoretical yield? is it just ...
Saturday, March 8, 2008 at 11:37pm by ~christina~

Biochem
You have prepared a 400 mL of a .210 M acetate buffer solution with a pH of 4.44. 1. Determine the concentration of both the acetate and acetic acid in the solution. 2. If you made this solution using solid sodium acetate (MW = 136 g/mol) and liquid acetic acid (17.6 M, ...
Tuesday, September 24, 2013 at 4:26pm by Ross

chem
a crude non acidic product mixture dissolved in diethyl ether contains acetic acid. describe an extraction procedure that could be used to remove the acetic acid.
Tuesday, October 28, 2008 at 10:32am by Jason

algebra
If i have the cost per quart of vinegar and the % of acetic acid for each of 4 brands, what would be an equation i could use to find out which brand has the most acetic acid for the money?
Monday, October 25, 2010 at 5:57pm by nicole

chemistry
How many moles of acetic acid are in 100ml of a 0.05M solution of acetic acid?
Wednesday, September 1, 2010 at 5:01pm by Marian

chem
what is the pH of a solution that is 0.40 M in sodium acetate and 0.60 M on acetic acid? (Ka for acetic acid is 1.85x10^-5.)
Sunday, October 17, 2010 at 11:35am by Kevin

chemistry
a 5% acetic acid solution contains -----grams of acetic acid per ------
Thursday, November 11, 2010 at 4:43pm by tiffany

chemistry
there is 4.5 grams of acetic acid in 100 ml of water. how many moles of acetic acid is that?
Monday, December 13, 2010 at 4:14pm by tiffany

chemistry
Solutions of sulfuric acid and lead acetate react to form solid lead sulfate and a solution of acetic acid.5.80 of sulfuric acid and 5.80 of lead acetate are mixed. Calculate the number of grams of acetic acid present in the mixture after the reaction is complete.
Tuesday, January 29, 2013 at 8:04pm by Anonymous

Chemistry
Asprin, c9h804, is produced through the following reaction of salicyclic acid, c7h6o3, and acetic anhydride, c4h6o3. chemical equation: c7h6o3 + c4h6o3 yields c9h8o4 + hc2h3o2 (all numbers in this equation are subscripts) At 20 degrees Celsius. how many liters of acetic acid, ...
Sunday, January 21, 2007 at 2:18am by Steph

chemistry
Acetic acid, CH3CO2H, is the active ingredient in vinegar. It's often abbreviated "HOAc". Vinegar is acidic because acetic acid makes H3O+ when it partially ionizes in water: HOAc(aq) + H2O H3O+(aq) + OAc–(aq) Suppose that you have a solution of acetic acid in water that ...
Tuesday, March 19, 2013 at 4:50pm by hannah

chem
1.Pippete 20ml of 0.1M acetic acid and 20ml of 0.1M NaOH into a 100ml beaker (Remember that the final volume of this solution is the sum of the volumes of the acetic acid and NaOH solutions that have been mixed) 2. Pippete 20ml of 0.1 acetic acid into another 100ml beaker and ...
Sunday, April 26, 2009 at 4:05pm by tomi

Chemistry
A beaker with 150 mL of an acetic acid buffer with a pH of 5.00 is sitting on a benchtop. The total molarity of acid and conjugate base in this buffer is 0.100 M. A student adds 5.60 mL of a 0.280 M HCl solution to the beaker. How much will the pH change? The pKa of acetic ...
Thursday, July 9, 2009 at 2:01am by Saira

chemistry help!!
A beaker with 195 mL of an acetic acid buffer with a pH of 5.00 is sitting on a benchtop. The total molarity of acid and conjugate base in this buffer is 0.100 M. A student adds 8.20 mL of a 0.260 it M HCl solution to the beaker. How much will the pH change? The pKa of acetic ...
Monday, July 13, 2009 at 1:10pm by DrFunk

Chemistry
A beaker with 150 mL of an acetic acid buffer with a pH of 5.00 is sitting on a benchtop. The total molarity of acid and conjugate base in this buffer is 0.100 M. A student adds 7.90 mL of a 0.480 M HCl solution to the beaker. How much will the pH change? The pKa of acetic ...
Tuesday, October 6, 2009 at 8:06pm by Anonymous

Chemistry
I have a 1L solution of 0.02M sodium acetate and 0.02M acetic acid. What is the pH after the addition of 0.05 moles of hydrochloric acid? I know this is a buffer question but I have no idea how I am supposed to go about getting the answer... I know Ka values for acetic acid, ...
Thursday, March 4, 2010 at 3:01pm by Alex

Chemistry
Given that the pKa for Acetic Acid is 4.77, calculate the expected pH of the buffer solutions using the Henderson-Hasselbalch equation and the concentrations of Acetic Acid and Acetate added to the 250 ml Erlenmeyer flask
Friday, March 18, 2011 at 8:10pm by M_Joe

chem
A beaker with 120mL of an acetic acid buffer with a pH of 5.00 is sitting on a benchtop. The total molarity of acid and conjugate base in this buffer is 0.100 M. A student adds 5.70mL of a 0.450M HCl solution to the beaker. How much will the pH change? The pKa of acetic acid ...
Monday, July 22, 2013 at 3:50pm by pablo

Chemistry
Indicate which is more soluble in ethonal: acetic acid CH3COOH or stearic acid C17H35COOH I think acetic acid maybe more soluble but I dont know why
Monday, February 11, 2008 at 6:47pm by Lauren

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