What is the molar mass of an unknown triprotic acid if 0.0913 g of the acid is titrated, and the first equivalence volume is reached after having delivered 19.32 mL of a 0.1000 M KOH solution? Group of answer choices 94.5 g/mol 47.3 g/mol 142 g/mol 21.2 g/mol 15.8 g/mol

Q: A 22.9 mL sample of a 0.390 M aqueous hydrofluoric acid solution is titrated with a 0.354 M aqueous

A: Solution: To calculate the pH of solution we need to check the pair of acid and base. From the…

Q: Hydrobromic acid solution of unknown concentration is titrated with a 0.500M LiOH solution. 20.00mL…

A: Given: Molarity of LiOH solution = 0.500 M Volume of HBr solution = 20.00 mL Initial buret reading =…

Q: A student performs a titration of 51.0 mL of a phosphoric acid (H₃PO₄) solution of unknown…

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Q: 38.74 mL of 0.2704 M sodium hydroxide is titrated with 29.00 mL of phosphoric acid. Calculate the…

A: H3PO4 +  3NaOH → Na3PO4 + 3H2O Acc. to the rxn, It takes 3 moles of NaOH to react fully with 1 mol…

Q: Question 3

A: 4.0mL (0.004L) sample of vinegar has mass of 4.056 g, then1L sample of vinegar has mass of ‘x’.

Q: Calculate an unknown concentration of a NaOH solution if 0.224 g of oxalic acid, H2C2O4*2H2O,…

A: Molar mass of H2C2O4.2H2O = 126 g/mol Calculation of no. of mol of Oxalic Acid: According to the…

Q: 38.74 mL of 0.2704 M sodium hydroxide is titrated with 29.00 mL of phosphoric acid.  Calculate the…

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Q: Four solutions of unknown NaOH concentration are titrated with solutions of HCl. The following table…

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Q: solution of .0490M HCl is used to titrate 29.0ml of an ammonia solution of unknown concentration.…

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Q: Refer to the table below to answer the succeeding questions: Weak acids pK, pK, pK, Acetic acid 4.74…

A: Since you have asked question with multiple subparts, we will answer only first three subparts for…

Q: In a titration, suppose 20.00 mL of 0.275 M oxalic acid solution required 21.72 mL of NaOH solution…

A: H2C2O4(aq) + 2NaOH(aq) -------> Na2C2O4(aq) +2H2O(l)

Q: H2SO4 (aq)  +   2 NaOH (aq)     Na2SO4 (aq) +  2 H2O (l)   calculate the molarity of the H2SO4…

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Q: A beaker contains a 25 mL solution of an unknown monoprotic acid that reacts in a 1:1 stochiometric…

A: Given : The acid is monoprotic acid. Hence it can be written as HA. Volume of HA solution = 25.0 mL…

Q: 0,350 g of a weak monoprotic acid sample was dissolved in water to a total volume of 20.0 mL and…

A: Let weak monoprotic acid = HA Mass of acid = 0.350g Volume of acid = 20.0ml = 20.0ml×1L/1000ml =…

Q: 24. A buffer is prepared using acetic acid, CH3COOH, (a weak acid) and sodium acetate, CH3COONa…

A: We have to calculate the concentration of the conjugate base in final solution.

Q: In a titration 40.0 mL of HCl is put in a flask with a few drops of phenolphthalein. A solution of…

A: Given, Molarity of HCl = 40.0 mL            Molarity of NaOH = 0.200 M            Volume of NaOH=…

Q: 0.5043 g of unknown acid was titrated with 27.35 mL of 0.5645 N NaOH solution. Calculate the…

A: Given-> Weight of unknown acid = 0.5043 gm Molecular weight = 98.00gm/mole Volume of NaOH = 27.35…

Q: A 100 mL sample of a 0.300 M solution of a weak monoprotic acid is titrated with 0.150 M KOH. After…

A: When a monoprotic weak acid is titrated with KOH. Then at certain range the solution behaves as a…

Q: A student was titrating a solution of hydrazine, H₂NNH₂, with a strong acid solution. Determine the…

A: In the given question we have to fill the BCA table of titration reaction between hydrazine and…

Q: The titration of a 20.0 mL sample of an H2SO4 solution of unknown concentration requires 22.92 mL of…

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

Q: A 0.15 M solution of HIO2 is being titrated with a 0.15 M solution of NaOH. 20.0 mL of the HIO2 is…

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Q: Which solution would make an effective buffer? Solution A: 1.0 M NH3 and 1.0 M HC2H3O2 Solution B:…

A: Buffer will shoe effective buffer action when it is mixed buffer having ratio of concentration of…

Q: A student performs a titration of 47.0 mL of a phosphoric acid (H₃PO₄) solution of unknown…

A: The question is based on the concept of titrations.   we are titrating  a weak PHOSPHORIC  acid with…

Q: A 25.0 ml sample of 0.0750 M solution of HNO3 is titrated with 0.200 M KOH. How many milliliters of…

A: We have: 25.0 ml sample of 0.0750 M solution of HNO3 is titrated with 0.200 M KOH.  We need to…

Q: Four solutions of unknown HClHCl concentration are titrated with solutions of NaOHNaOH. The…

A: Molarity of NaOH, volume of NaOH used and volume of HCl is given we need to find the molarity of HCl…

Q: A 25 ml of Na2CO3 solution was titrated with 0.5 M of HCl according to the following reaction NazCO3…

A: In acid-base titrations, unknown acid or base is titrated against a known standard solution to…

Q: Which of the following is NOT a property of a buffer solution?   Question 8 options:   The maximum…

A: Using fundamental properties of buffer solution.

Q: An environmental chemist obtained a 200. mL sample of lake water believed to be contaminated with a…

A: Given data,Volume of water sample=200mL=0.200LMolarity of NaOH=0.0050 mol/LVolume of…

Q: A hydrochloric acid solution consisted of a volume of 98.5mL with a concentration of 0.945M HCl is…

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Q: repare a data table for the titration of NaOH with diluted vinegar. or at least 3 titrations. PRELAB…

A: Here, we have to calculate the molar masses of KHP and acetic acid. For question 3, we have to find…

Q: The diagram below represents a monoprotic acid, HA. If a 0.0200 M KOH solution were slowly added to…

A: From the diagram it is clear that the given acid is weak acid . Reason:  it does not ionised…

Q: A 31.00 mL sample of an H2SO4 solution of unknown concentration is titrated with a 0.1372 M KOH…

A: Given that, Volume of H2SO4 solution = 31.00 mL = 0.031 L, concentration = M Volume of KOH solution=…

Q: A hydrochloric acid solution consisted of a volume of 98.5mL with a concentration of 0.945M HCl is…

A: Solution : Given, The volume of HCl = 98.5mL The concentration of HCl is 0.945 M The concentration…

Q: A 30.00 mL sample of 0.400 M HNO3 is titrated with 0.600 M KOH. What is the balanced neutralization…

A: Strong acid completely dissociate to give hydrogen ion on  Strong base completely dissociate to give…

Q: 1) A 25.0 ml solution of an unknown concentration of phosphoric acid, H;PO4, is titrated with0.250 M…

A:

Q: 15.00 mL of 0.214 M oxalic acid, H2C2O4 ,solution was placed in an Erlenmeyer flask.   The Hs shown…

A: This is a titration between KOH and H2C2O4 (oxalic acid). At the equivalence point ,by the help of…

Q: A 0.338-g sample of an unknown triprotic acid is titrated to the third equivalence point using 33.4…

A: Data given: Mass of unknown triprotic acid = 0.338 g  Volume of NaOH = 33.4 mL = 0.0334 L (1 L =…

Q: Which of the following is a net ionic equation describing titration of a weak acid with a strong…

A: When weak acid is titrated with strong base then it results formation of a salt of weak acid &…

Q: A student is given 0.716 g of an unknown acid, which can be either oxalic acid, H2C2O4, or citric…

A: Answer:- This question is answered by using the simple concept of reaction between acid and base and…

Q: solution of 0.0470 M HCl is used to titrate 26.0 mL of an ammonia solution of unknown concentration.…

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Q: 24.16 mL of 0.2704 M sodium hydroxide is titrated with 29.00 mL of phosphoric acid.  Calculate the…

A: An acidic substance is a substance that can give H+ ions. They are corrosive and sour in nature. On…

Q: Which results in a buffer?  Select all apply. a solution of NaOH(aq) and a solution of HCl(aq) in…

A: Given : We have to tell which of the following will be buffer.

Q: A sample of a certain monoprotic weak acid was dissolved in water and titrated with 0.150 M NaOH,…

A: Given: Concentration of NaOH = 0.150 M Volume f NaOH required to reach equivalence point = 16.00 mL…

Q: 3

A: Given data:

Q: A 12.0 mL sample of NH3 is titrated with 0.225 M HCI (aq). It takes 9.50 mL of HCI (aq) to reach the…

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Q: Information related to a titration experiment is given in the balanced equation and table below…

A: The given data contains, volume of acid = 12 ml. Volume of KOH = 36 ml Molarity of KOH =0.16 M.

Q: 25.00 mL of an unknown acidic solution is titrated with 0.198 M NaOH solution. Exactly 22.34 mL of…

A: At equivalence point, the number of moles of a monoprotic acid is equal to the number of moles of…

Q: A solution of weak base is titrated to the equivalence point with a strong acid. a Which one of the…

A: Given Acid Base Titration Acid = Strong Acid Base = Weak Base pH lie in region at equivalence point…

Q: 1. A buffer solution can be made by mixing equal concentrations of acetic acid and sodium acetate.…

A: As per our guidelines I can answer only first question because you have posted multiple questions…

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.