This is about determinition of acid content in vinegar through titration, please answer the questions. 1. What is the purpose of standardization? 2. What is the primary standard used (name and formula)? ANS: KHP 3. Suppose that the KHP is not completely dry. Will the reported molar concentration of the sodium hydroxide solution be higher, lower, or unaffected? Explain.

Q: 18.63 mL of 0.100M H2SO4(aq) is placed in a beaker.  After 16.42 mL of NaOH is added to the beaker,…

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Q: ) Please answer and explain, thank you  If air bubbles were not removed from the tip of the buret…

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Q: How many milliliters of 0.0991 M LiOH are required

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Q: A sample of acetic acid is titrated with a standardized NaOH solution. Before the end-point of the…

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Q: Bicarbonate Buffer a. Prepare 100 mL of 0.200 bicarbonate buffer, pH 10, by calculating the mass of…

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Q: 1. A student failed to carry out all of the procedural steps when doing the experiment. Would the…

A: The number of moles is a ratio of the mass of a substance to the molar mass of the substance.…

Q: KHP(aq) + NaOH(aq) -> H2O (l) + KNaP(aq) 1. Once the equivalence point is reached, any NaOH that is…

A: The indicator used in the given acid-base titration is Phenolphthalein. Phenolphthalein gives pink…

Q: how many moles of weak acid are present in this solution?

A: Given: volume=2.44000×101 mLmolarity=2.12000×10-1 M

Q: Calculate the molarity of the acid (HA) and the conjugate base (A- ) . For acetate, use grams-to-mol…

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Q: What is the purpose of adding KI and HCl in the solution before titration?

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Q: 1.10 M Acetic acid 0.900 M Sodium acetate [H30*1 (M) Solution (mL) |(mL) 1 8.00 2.00 8.71e-5M 7.00…

A: Here we have to determine [H3O+] concentration in mixing the following volumes of 1.10M acetic acid…

Q: 1. 10.0 mL of 0.40 M weak acid is being neutralized with 0.10 M NAOH. The results of this titration…

A: a. For the titration of a weak acid with a strong base, the pH at the equivalence point is greater…

Q: Determine the pH of the solution AT the EQUIVALENCE POINT of the titration. Show all of your work…

A: When acetic acid and KOH is mixed they can for a acidic buffer Because acetic acid is weak acid and…

Q: Phosphoric acid is often found in soft drinks. How many mL of 0.100 M sodium hydroxide would be…

A: According to the mole concept, in terms of mass, the amount of substance in moles is equal to the…

Q: 1. The acid used in the titration is a weak diprotic acid. Briefly explain: 1. how you know it’s…

A: Given :  triration curve between acid and sodium hydroxide base.  To find : Properties of acid that…

Q: A 20.00-mL sample contains 1.00 g of NaHCO,. This sample is used to standardize an N&OH solution. At…

A: a) Calculation of no. of mol of NaHCO3: n=given massMolar mass=1.00 g84.007 g/mol=0.012 mol At the…

Q: L.X., a classmate, started the titration but forgot to add phenolphthalein indicator  to the…

A: The titration L.X performing is acid-base titration. The acid in conical flask is the analyte whose…

Q: 15. A 0.10 M solution of a strong monoprotic acid will be standardized using anhydrous sodium…

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Q: Consider the below graph. What is the best indicator to use for this titration? 14 12 ********* 10 8…

A: pH range : thymolphthalein : 9.3-10.5 Orange IV : 1.3-3.2 methyl violet : 0.15-3.2 Bromothymol blue…

Q: A student performs this experiment but forgets to remove an air bubble from the N a O H buret valve.…

A: If air bubble is trapped in the buret then the error is occured in measuring the titration reading…

Q: The following items are potential problems someone might encounter while performing a titration.…

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Q: solutions.  BB- is  basic form of the indicator.             HBB    +     H2O          H3O+      +…

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Q: - A 25.00-mL sample of an H,SO4 solution of unknown concentration is titrated with a 0.1322 M KOH…

A: Given :-  Molarity of KOH solution = 0.1322 mol/L  volume of KOH solution = 41.22 mL  volume of…

Q: From the titrations below, calculate the molarity of the NaOH solution in each of the following?…

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Q: Volume of acetic acid (HC2H3O2) in the first titration (L)     10 mL Volume of acetic acid…

A: Woking formula V1*S1 = V2*S2 where, V1 = volume of Acetic acid, S1 = concentration of acetic acid,…

Q: 1. What is the purpose of this experiment? 2. A sample of KHP has a mass of 2.345 g is used for a…

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Q: ) SHOW ALL YOUR WORK 2) use the periodic table provided for +he class 3) Don't forget Sig. fig. &…

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Q: titration between 20.0 mL of a weak base (Kb= 4.7*10-6) and 0.150 Mhydrochloric acid A.What is the…

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Q: If the actual mass of a base used (sodium citrate dihydrate) in a buffer solution is 1.5 g, and the…

A: Given,  Actual mass of base (sodium citrate dihydrate) = 1.5 g  Concentration of the acid (ammonium…

Q: 16.75 mL of 0.100M H2SO4(aq) is placed in a beaker.  After 17.65 mL of NaOH is added to the beaker,…

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Q: Make a graph a titration curve for the titration of 30.00 mL of a 0.125 M solution of acetic acid,…

A: Given: volume of acetic acid = 30.0 mL concentration of acetic acid = 0.125 M concentration of NaOH…

Q: The next 9 questions are related to the titration of 20.00 mL of a 0.0750 M acetic acid solution…

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Q: BONUS: During a titration, ammonia is added to the flask and titrated with HCI. Looking at the…

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Q: Using titration to determine the relative molecular mass of an unknown acid using a standard…

A: Introduction Acid-base titrations involve the titration of acid against a base. It is a qualitative…

Q: 7. A student performed an acid-base titration in the lab and recorded the results as shown below.…

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Q: olphthalein (9.9) Resazurin (5.1) Phenol Red (7.4) This is a lab where strong acid is titrated by a…

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Q: A sample of acetic acid is titrated with a standardized NaOH solution. Before the end-point of the…

A: Given : A sample of acetic acid is titrated with a standardised NaOH solution.

Q: An HCl solution has a concentration of 0.09714 M. Then 10.00 mL of this solution was then diluted to…

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Q: is it possible to accurately determine the amount of base in the following two brands of antacid…

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Q: A student performs this experiment but forgets to remove an air bubble from the N a O H buret valve.…

A: The percentage of calcium carbonate (CaCO3) in a sample is calculated using the back titration…

Q: 1. What is the purpose of this experiment? 2. A sample of KHP has a mass of 2.345 g is used for a…

A: The purpose of the experiment is to determine the concentration of NaOH using a primary standard…

Q: 14 pH = 11.30 7 25 50 Titrant Added (mL) Titration Curve Concentration Chart Titrant: Strong Base,…

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Q: An 20.00 mL unknown solution required two indicators for titration. The first indicator reaches its…

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Q: Standardization of 1N H2SO4   Titration 1 Titration 2 Titration 3 Titration 4 Mass of flask…

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Q: 2.1 The correct indicator was added to 25.00 mL of a 0.1340 M solution of pentanoic acid…

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Q: If the equivalence point of the titration is when the pH is 4, what indicators could you use? Acidic…

A: The value of pH at equivalence point of the titration is 4 (given).

Acid Base Titration

An acid-base titration is the method of quantitative analysis for determining the concentration of an acid and base by exactly neutralizing it with a standard solution of base or acid having known concentration.