A student performed titration to determine the concentration of citric acid with potassium permanganate solution. The net ionic equation is as follows: 5C6H8O7  + 18MnO4-   + 54H+  → 30CO2  + 47H2O  + 18Mn2+ The concentration of potassium permanganate soluiton is 0.266 M. The volume of lemon juice is 25.00 mL. The titration consumed 17.6  mL of potassium permanganate solution to reach the endpoint. Determine the moles of citric acid in the lemon juice sample.

Q: A chemistry student weighs out 0.186 g of sulfurous acid (H, SO,), a diprotic acid, into a 250. mL…

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Q: A titration requires an indicator molecule or substance. O True O False

A: Given statement is : "A titration requires an indicator molecule or substance". Is the given…

Q: A solution of tartaric acid (H2C4H6O6) with a known concentration of 0.155 M H2C4H4O6 is titrated…

A: The balanced reaction taking place is given as, => H2C4H4O6 + 2 NaOH -------> Na2C4H4O6 + 2…

Q: Lactic acid is a monoprotic acid with the formula C3H6O3. You have a 25.00 mL sample of lactic acid…

A: The concentration of acids is determined by a neutralization reaction with a base of known…

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: The balanced chemical equation for the neutralization is: H₂SO4 + 2 NaOH → Na2SO4 + 2 H₂O Determine…

A: To calculate the moles of base , we would use mole ratio between acid and base from the given…

Q: A titration of 25.00 mL of an unknown HCl solution with 0.1240 M NaOH starts at a buret reading for…

A: The reaction between an acid and a base to give salt and water is called neutralization reaction.

Q: Titration of a 25.00 mL sample of acid rain required 12.4 mL of 0.009879 M NaOH to reach the end…

A: Volume of sulphuric acid,V1 = 25.00mL Volume of NaOH,V2 = 12.4mL Concentration of NaOH,M2 =…

Q: Consider the following neutralization reaction between a strong acid and a strong base (incomplete…

A: The balanced equation for the reaction between HCl and Ca(OH)2 is 2 HCl (aq) + Ca(OH)2 (aq)…

Q: A titration of 25.00 mL sample of a hydrochloric acid solution of unknown molarity reaches the…

A: Acid reacts with base to form salt and water. This reaction is known as neutralization reaction.

Q: An acid-base titration is used to standardize a solution of NaOH. A student adds 25.00 mL of a…

A: KHP + NaOH→NaKP + H2O At equivalence point No. of moles of KHP=No. of moles of NaOH

Q: The flask contains 10.0 mL10.0 mL of HClHCl and a few drops of phenolphthalein indicator. The buret…

A: Given, The Volume of HCl = 10.0 mL. The molarity of HCl = x. The Volume of NaOH = 20.2 mL. The…

Q: A 13.8 mL solution of 0.176 M phosphoric acid (aq) is to be titrated with 0.384 M sodium hydroxide…

A: The mathematical calculation can be explained using acidimetry and alkalimetry . From this principle…

Q: The concentration of HCl can be determined by titration with a primary standard such as sodium…

A: First calculate the moles of Na2CO3: moles of Na2CO3 = Mass/Molar mass = 0.421g/(106gmol-1) = 3.97 ×…

Q: A 30.00 ml sample of carbonic acid is titrated to the endpoint with a 0.1000 M potassium hydroxide…

A: Given data,Volume of carbonic acid=30.0mL=0.030LMolarity of KOH=0.100MInitial reading=13.04mLFinal…

Q: A 25.00 ml solution of acetic acid of unknown concentration is titrated with 0.1000 M KOH. The end…

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Q: A student analyzed an antacid tablet from a bottle of 50 tables purchased at a discount store for…

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Q: The flask contains 10.0 mL10.0 mL of HClHCl and a few drops of phenolphthalein indicator. The buret…

A: The expression of dilution law is shown below: M1V1 = M2V2 where; M1 = molarity of known solution V1…

Q: A student titrated a vinegar sample with 0.44M NaOH titrant. A 5.0mL vinegar sample was mixed with…

A: 5.0 mL vinegar sample was mixed with 50 mL of water in a flask and titrated with 0.44 M NaOH…

Q: A 30.00 ml sample of phosphoric acid is titrated with a 0.050 M magneisim hydroxide solution.  The…

A: Given: Volume of sample = 30.00 mLInitial buret reading = 4.71 mLFinal buret reading = 31.09…

Q: 4. A solution of malonic acid, H₂C3H2O4, was standardized by titration with 0.1000 M NaOH solution.…

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Q: A student àdds a small amount of phenolphthalein to an erlenmeyer flask, and it changes to pink when…

A: Given: A student adds a small amount of phenolphthalein to an erlenmeyer flask and it changes to…

Q: A 3.00 mL bleach (NaOCI is the active ingredient) sample is mixed with potassium iodide and acid to…

A: The overall reaction taking place during this titration is- ClO- +2S2O32- +2H+→Cl- +S4O62- + H2O…

Q: 10.Use the data in Table 1 to answer the following Table 1: Titration Data Volume of magnesium…

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Q: An analytical chemist weighs out 0.083 g of an unknown monoprotic acid into a 250 mL volumetric…

A: find the moles of base.  then find the moles of mono protic acid  then find the molar mass using…

Q: A 0.430 g sample of a monoprotic acid is dissolved in water and titrated with 0.110 M KOH. What is…

A: Monoprotic acid is that acid which give only one proton upon dissociation.  For example HCl is a…

Q: 1a) complete the balanced overall ionic equation for the mixing of these two solutions. 2Na+(aq) +…

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Q: titrimetric determination of acetic acid (60.05 g/mol) in vinegar. Titration of a 5.00 mL vinegar…

A:

Q: A solution of tartaric acid(H₂C₄H₄O₆)with known concentration of 0.155 M H₂C₄H₄O₆ is titrated with a…

A: The balanced reaction taking place is given as, => H2C4H4O6 + 2 NaOH → Na2C4H4O6 + 2 H2O Given:…

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: Calculate the molarity of an NaOH solution from the following titration data. Be sure the answer has…

A: Given: The initial burel reading of NaOH = 15.27 mL The final burel reading of NaOH = 8.32 mL The…

Q: In a titration of KOH, 0.0725 g of KHP is weighed into a flask and dissolved in deionized water. The…

A: Molar mass of KHP is 204.22 g/mol. Calculation of no. of mol of KHP: Since KHP is a monoprotic…

Q: An analytical chemist weighs out 0.279 g of an unknown diprotic acid into a 250 mL volumetric flask…

A: The given data contains, mass = 0.279 g. Volume = 250 ml. Molarity of NaOH=0.1400 M. Volume of NaOH…

Q: The flask contains 10.0 mL HCl and a few drops of phenolphthalein indicator. The buret contains…

A:

Q: Consider the titrimetric determination of acetic acid (60.05 g/mol) in vinegar. Titration of a 5.00…

A: Acid-base titration: Titration is a method to determine the concentration of unknown acid by using…

Q: Consider the titrimetric determination of acetic acid (60.05 g/mol) in vinegar. Titration of a 5.00…

A: We have to predict the normality of acetic acid.

Q: When titrating 0.200 g of a monoprotic weak acid with 0.500 M NaOH, the volume of the titrant…

A: Let us consider weak monoprotic acid HA, it reacts with NaOH as, NaOH +HA↔NaA +H2O So, 1 mol of NaOH…

Q: Titration of a 25.00 mL sample of acid rain required 13.23 mL of 0.009567 M KOH to reach the end…

A: