If 24.15 mL of the alkali solution were required in the titration of 4.9652 g of pot. biphthalate. What is the N of the solution?

Q: If 20.88 mL of acetic acid are used in a titration and the molarity of the acetic acid is 0.0985,…

A: The number of moles of acetic acid can be calculated as, Molarity = No. of moles/Volume (L) No. of…

Q: A 25.00 mL volume of 1.637 M sulfuric acid is titrated with potassium hydroxide. At the equivalence…

A: Molarity = Moles of solute/Volume of Solution(in L) Moles of Solute = Molarity x Volume of…

Q: A hydrochloric acid solution is standardized by titrating 0.4541 g of primary standard…

A: Given:The mass of primary standard tris(hydroxymethyl)aminomethane = 0.4541 g. Volume = 35.37 mL =…

Q: What volume of 0.100 M sodium carbonate solution is required to precipitate 99% of the Mg from 1.00…

A: Here the balanced chemical equation is: Na2CO3 + Mg(NO3)2 = MgCO3 + 2NaNO3 So, 1 mol of Na2CO3…

Q: What

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Q: If 45.0 mL of 0.250 M CaCl2 is added to 19.0 mL of 1.00 M AgNO3, what is the mass of the AgCl…

A: Balanced chemical equation: 2AgNO3 (aq)  +   CaCl2 (aq)   ------>   2AgCl (s)   +   Ca(NO3)2 (aq)…

Q: nges to this answer. What is the "equivalence point" in a titration? O The point at which the…

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Q: 73.33.5ml of 0.9998N NaOH was used in the titration of 50m! HCI solution. Calculate the normality. 3

A: In this question, we will determine the normality of HCl.  You can see the details calculation…

Q: A 10 mL aliquot of a sulfuric acid solution requires 28.16 mL of 0.1000 M sodium hydroxide for…

A: To find out what volume of 0.1000 M barium chloride will be required to titrate a second 10 mL…

Q: Assuming that the uncertainty in the readings does not change, why is it not acceptable to base…

A: Reducing uncertainty in titration is important to determine the desired concentration or the…

Q: Example: Titration of o.2121 g of pure Na CO, (134.00 g/mol) required 43-31 mL of KMNO What is the…

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Q: What was the concentration of the weak acid?

A: Titration is the process of adding a measured volume of an acid or base of known molarity to an acid…

Q: When 38.0 mL of 0.1250 M H,SO, is added to 100. mL of a solution of PbI,, a precipitate of PbSO,…

A: We know that We have, Molar mass of PbSO4 = 303 g/mol Mass of PbSO4 = 0.0471g So Moles of PbSO4 =…

Q: A 15.00 mL sample of a solution of H2SO4 of unknown concentration was titrated with .3200 N NaOH.…

A: The balanced reaction H2SO4 + 2NaOH = Na2SO4 + 2H2O Mass of NaOH = Normality x equivalent weight x…

Q: Briefely explain the meaning of the following terms as they relate to this experiment. a) Titration…

A: The brief explanations are given below -

Q: For a tablet containing 1000 mg of vitamin C, calculate the minimum concentration of the NaOH…

A: Given that :  Mass of vitamin C = 1000mg = 1000mg×1g/1000mg = 1.00g Volume of NaOH used to…

Q: a 523.1 mg sample of impure KBr is treated with excess AgNO3 and 814.5 mg AgBr is obtained. What is…

A: Percentage purity = (mass of the pure chemical / total mass of the sample) x 100%

Q: In performing the Alkalinity of Streams and Lakes activity, a student collects the following data.…

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Q: Why is an Erlenmeyer flask preferred over a beaker when performing a titration?

A: Erlenmeyer flask has tapered sides thus it makes more accurate titration than that is from breaker .…

Q: At the start of a titration experiment, a student took a buret reading of 1.65 mL. At the end of the…

A: The student took the following readings: The initial reading, V1=1.65 mL The final reading, V2=22.40…

Q: Write the procedure and necessary calculations for the preparation of 250 mL of 100 PPB of Cadmium…

A: Given: Volume of solution = 250 mL. And concentration of cadmium ion = 100 ppb.

Q: A 20 ml sample of water from the Taal lake was brought to the laboratory for analysis. The dissolved…

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Q: A student titrates 25.00mL of H3PO4 with 0.0987 M KOH. She uses 54.06 mL to complete the chemical…

A: C1V1=C2V2 Expression is used.

Q: Suppose in an experiment to determine the amount of sodium hypochlorite in bleach, 0.0000157 mol…

A: Given  Moles Of KIO3 = 0.0000157 mole Volume of Na2S2O3 used = 17.64 mL = 17.64 * 10-3 L…

Q: Titration of the I2 (254 g/mol) produced from 0.1142 g of primary-standard KIO3 (214 g/mol) required…

A: Titration is a laboratory method where the volume of a solution of known concentration is used to…

Q: Why can’t hypochlorite be determined in solution using a simple redox titration rather than an…

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Q: (4) If the end point of the titration was calculated to have occurred at a volume of 17.32 mL and…

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Q: Suppose in an experiment to determine the amount of sodium hypochlorite in bleach, 0.0000157 mol…

A: Given that: Number of moles of KIO3 added = 0.0000157 mol Volume of Na2S2O3 solution at endpoint =…

Q: Titration of the 12 (254 g/mol) produced from 0.1142 g of primary-standard KIO3 (214 g/mol) required…

A: The given information is: Mass of KIO3 = 0.1142 g Volume of Na2S2O3 = 27.95 ml Molar mass of KIO3 =…

Q: b) A 60.00 ml of a sample of river water was titrated with 0.0016 M of sodium dichromate and…

A: Given: Volume of sample = 60.00 mL Convert mL into L as follows. 1 mL = 0.001 L60.00 mL = 60.00 mL ×…

Q: What volume of 0.170 M KMnO4 would be required to titrate 0.38 g of K2[Cu(C2O4)2]⋅2H2O?

A: Given, molar concentration of  KMnO4 = 0.170 M            mass of K2[Cu(C2O4)2]⋅2H2O = 0.38 g Now,…

Q: Assignment: To be submitted I. a. What are the different titration errors associated with the use of…

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Q: If 30.0 mL of a  NaCl solution is diluted to 250 mL and its final strength is 0.66%, what is the…

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Q: Q/ Mohr's method uses the potassium chromate indicator and this indicator makes the equivalent point…

A: The question is based on the concept of titrations. we have been given mass of barium Chloride…

Q: A 500.00-mg sample containing oxalate was dissolved in 25.00 mL of 1.00-M NAOH. This sample is…

A: Given: Solution is basic due to the presence of NaOH. And the reaction is between oxalate and KMnO4.…

Q: Tungsten trioxide (WO,) has a rich yellow color and is often used as a pigment in ceramics and…

A: For balancing in acidic medium, O is balanced by using H2O and H-atom is balanced by addition of H+…

Q: The chloride ion content of a 250.0-mL seawater sample was titrated against 0.1102 M silver nitrate,…

A: The Chloride ions from the seawater are titrated against silver nitrate and the objective of the…

Q: In each of the titrations performed in this experiment, the end point was apparent due to a color…

A: By adding an indicator which shows colour change at a particular pH values, we can observe the…

Q: If the initial volume reading for the second titration was 0.76 mL and the final volume reading was…

A: Interpretation-  To determine the volume of iodine solution which is used in the second titration (…

Q: Write all the reactions involved in the Mohr's method, if an unknown solution containing chloride…

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Q: Suppose in a titration of a diprotic acid a student needed 25.64 mL of 0.1105 M NaOH to reach the…

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Q: I have trouble solving this becaue I don't know how to convert the 3g of a random chloride to mL.

A: The relation between chloride and AgNO3  in the form of balanced equation .

Q: The titration of 0.314 g of potassium hydrogen phthalate (KHP) requires 13.16 mL of a NaOH solution.…

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Q: A 23.74-mL volume of 0.0981 M NaOH was used to titrate 25.0 mL of a weak monoprotic acid solution to…

A: When acid reacts with a base, it leads to the formation of salt and water. The chemical reaction for…

Q: Why is the erlenmeyer flask ideal to use for titrations?  Why not use a beaker?

A: Erlenmeyer flask has flat bottom, conical body and cylindrical neck.

Q: What volume, in L, of 0.108M aluminum carbonate solution is needed to react with 35.86g solid…

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