a 25.00 mL aliquot of vinegar was diluted to 250 mL in a volumetric flask. Titration of 50.00 mL aliquots of the diluted solution required an average of 34.88 mL of 0.09600 M NaOH. Express the acidity of the vinegar in terms of the percentage (w/v) of acetic acid (MM:60g/mol). Consider the correct significant figures of your answer and do not forget the unit.

Q: Volume Acid: 20.0 mL Volume of Base added: 14.20 mL Molarity of Base: 0.10 M   1) From the…

A: HCl reacts with NaOH to form sodium chloride and water. The equation for the balanced chemical…

Q: A solution of HCI has been prepared at a concentration of approximately 0.4 M and must be…

A: HCl is acid and sodium carbonate is base. so acid base neutralization reaction occurs.

Q: The total volume of 0.25 M H2SO4 used was 27.9 mL. Calculate what volume of 5 M ammonia solution…

A: Molarity of H2SO4 = 0.25 MMolarity of NH3 = 5 M

Q: A total of 31.3 ml of 0.15 N NaOH was required to reach a phenolphthalein endpoint in  titrating…

A: Equivalent of acetic acid in vinegar can be calculated from titration because vinegar consists of…

Q: A 27.00 mL sample of an unknown HC1O4 solution requires titration with 20.32 mL of 0.1900 M NaOH to…

A: BALANCED REACTION HClO4 (aq) + NaOH(aq) ---> H2 O (l) + NaClO4 (aq)  Volume of NaOH= 20.32 mL=…

Q: An analytical chemist weighs out 0.023 g of an unknown monoprotic acid into a 250 mL volumetric…

A:

Q: A chemistry student needs to standardize a fresh solution of sodium hydroxide. He carefully weighs…

A: A numerical problem based on quantitative analysis, which is to be accomplished.

Q: 0.172 g of potassium hydrogen phthalate (KHP) was titrated with NaOH. When 31.5 mL of the KOH had…

A:

Q: chemistry student weighs out 0.152g of phosphoric acid H3PO4 , a triprotic acid, into a 250.mL…

A: Given that, 0.152 g of H3PO4 was dilute to 250. mL. Then, this was titrated with 0.2000 M of NaOH…

Q: 0.261 g of potassium hydrogen phthalate (KHP) was titrated with NaOH. When 16.8 mL of the NaOH had…

A: The molarity of a substance is defined as the number of moles of solute present per liter of…

Q: An analytical chemist weighs out 0.101g of an unknown diprotic acid into a 250 mL volumetric flask…

A: Neutralization reaction : Equivalent amount of acid reacts with a equivalent amount of base This…

Q: A chemistry student weighs out 0.0973 g of phosphoric acid (H3PO4, a triprotic acid, into a 250. mL…

A: Given:Mass of phosphoric acid=0.0973 gVolume=250 mLMolarity of NaOH=0.1100 M Conversion:From mL to…

Q: A chemistry student weighs out 0.111 g of sulfurous acid (H,So,), a diprotic acid, into a 250. mL…

A: The given data contains, mass of sulfurous acid = 0.111 g. Volume = 250 ml.  = 0.250 L. Molarity of…

Q: A 11.00 mL solution of Na2HPO4 is combined with a 23.00 mL solution of 21.00 mM NaH2PO4. The Na +…

A: The objective is to determine the concentration of Na2HPO4 in the original solution. Given…

Q: t is time for the titration.  You measure 15.0 mL of the H2C2O4 solution with a 100-mL graduated…

A: The titration is carried out between oxalic acid solution and sodaium hydroxide solution. The…

Q: Alcohol levels can be determined by reaction with dichromate (breathalyzer). C2H5OH(l) + 2…

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Q: Oxalic acid dihydrate (H2C2O4 2H2O) can be used to standardize NaOH solution through acid-base…

A: The acid-base titration involves the reaction of an acid with a base to calculate the concentration…

Q: color.  What is the concentration of the NaOH solution? The molar mass

A: At equivalent point,  Geq. of NaOH  = Geq. of KHP N1V1 = N2V2 M × 16.8 /1000 = 0.261/204 M = 0.076M

Q: A chemistry student weighs out 0.146 g of lactic acid (HC,H,O,) into a 250. mL volumetric flask and…

A: Mass of lactic acid = 0.146 gMolar mass of lactic acid = 90 g/molMoles of lactic acid = Mass of…

Q: An analytical chemist weighs out 0.073 g of an unknown monoprotic acid into a 250 mL volumetric…

A: Given : Mass of monoprotic acid = 0.073 g  Concentration of NaOH = 0.1200 M And volume of NaOH…

Q: An analytical chemist weighs out 0.138 g of an unknown monoprotic acid into a 250 mL volumetric…

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Q: it is time for the titration.  You measure 15.0 mL of the H2C2O4 solution with a 100-mL graduated…

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Q: An approximately 0.1 M NaOH solution is made by adding 4.0 g of solid NaOH to 1000 mL. of water. The…

A: Titration is a common laboratory method of quantitative analysis to determine the concentration of…

Q: An unknown sample of ascorbic acid was titrated with 25.87 mL of 0.8198 M KIO3 (aq). Calculate the…

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Q: 0.644 g of wood bleach, which contains oxalic acid, H2C2O4, was placed in an Erlenmeyer flask.  The…

A: Balanced chemical equation: 2KOH  +  H2C2O4  ------>   K2C2O4  +   2H2O  Number of of moles of…

Q: Titration of a 11.0 mLmL solution of HClHCl requires 32.4 mLmL of 0.11 MM NaOHNaOH. What is the…

A:

Q: An analytical chemist weighs out 0.091 g of an unknown triprotic acid into a 250 mL volumetric flask…

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Q: A chemistry student needs to standardize a fresh solution of sodium hydroxide. She carefully weighs…

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Q: A chemistry student weighs out 0.379g of citric acid H3C6H5O7, a triprotic acid, into a 250.mL…

A: Given : mass of H3C6H5O7 = 0.379 g  And concentration of NaOH = 0.2000 M  Since H3C6H5O7 is a…

Q: A 0.1675-g sample of pure Na2C2O4 (134.00 g/mol) was titrated with 49.75 mL of KMnO4. What is the…

A: To determine the concentrations of compounds present in a mixture, various reactions are used by…

Q: On their third titration trial, the CHM 111 student used 18.80 mL of 0.205 M NaOH(aq) to neutralize…

A: Balanced Reaction HCl (aq) + NaOH (aq) ---> H2 O (l) + NaCl(aq)  Volume of NaOH = 18.80 mL…

Q: A sample with a mass of 1.340 g was dissolved in water, releasing chlorine ions. The aqueous…

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Q: (aq) was standardized by titration using oxalic acid (H₂C₂O4) A solution of NaOH, as the primary…

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Q: What is the concentration of chloride in a solution made with 0.5081 grams of Calcium chloride and…

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Q: Oxalic acid dihydrate (H2C2O4 2H2O) can be used to standardize NaOH solution through acid-base…

A: The ratio of moles of solute to the volume of solution in liters in known as molarity.

Q: An analytical chemist weighs out 0.073 g of an unknown triprotic acid into a 250 mL volumetric flask…

A: Given : Mass of triprotic acid = 0.073 g  Concentration of NaOH = 0.1500 M And volume of NaOH…