To determine the molarity of an unknown sulfuric acid solution in a titration, a standardized NaOH solution with a molarity of 0.138 M was given. A student used 26.87 mL of the NaOH solution to reach to the end point of the titration with a 25.0 mL sample of the unknown acid solution. What is the molarity of the unknown sulfuric acid solution? Keep the correct number of significant figures.

Q: A chemist weighs out 0.138 grams of an unknown diprotic acid into a 222 volumetric flask and makes a…

A: Answer:- This question is answered by using the simple concept of calculation of molar of the…

Q: what is the molarity of the calcium hydroxide solution?

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Q: An aspirin sample, 0.62 grams, was titrated with 28 mL of 0.105 M NaOH solution. What is the percent…

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Q: A student titrates an unknown amount of potassium hydrogen phthalate with 26.86 mL of 0.1000 M NaOH.…

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Q: In an acid-base titration, the neutralization of 20.00 mL of a solution of KOH (potassium hydroxide)…

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Q: You would like to make 3L of 0.10 M HCl(aq) solution from a stock solution with a concentration of…

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Q: An aqueous solution of barium hydroxide is standardized by titration with a 0.158 M solution of…

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Q: A chemist places 2.6428 g of NaCl in a 100 mL volumetric flask and adds water to the mark and calls…

A: The solution is given below -

Q: ollowing the procedure, a student recorded the initial volume of sodium hydroxide in his buret as…

A: Molarity can be defined as the number of moles of a substance that is dissolved in 1 liter of the…

Q: A student prepares a solution of hydrochloric acid that is approximately 0.1 M and wishes to…

A: 3 (a)  Given :-  molarity of NaOH solution = 0.07575 M  volume of NaOH solution = 38.92 mL  volume…

Q: Consider a titration where 0.215 M potassium hydroxide is added from a burette to 10.00 mL of…

A: Given information,

Q: Sodium hydroxide is used extensively in acid-base titrations because it is a strong, inexpensive…

A: From given data's  Initially volume of NaOH is calculated and then molarity of base solution is…

Q: In order to determine the unknown concentration of a solution of barium hydroxide, a student…

A: The titration reaction taking place can be written as  => HCl + Ba(OH)2 -------> BaCl2 + H2O…

Q: .To find the concentration of an acid solution, pure sodium carbonate can be used as a standard. In…

A: Given: Mass of sodium carbonate i.e. Na2CO3 used = 2.15 g. And the volume of HCl solution used =…

Q: Many metal ions are precipitated from solution by the sulfide ion. As an example, consider treating…

A: The reaction taking place is CuSO4 (aq) + Na2S (aq) ------> CuS (s) + Na2SO4 (aq) Given :…

Q: In the final titration, the amount of salicylic acid (the active ingredient) in aspirin is…

A: 1 mol of NaOH neutralises 1 mol of salicylic acid.

Q: Calcium Chloride (CaCl2) freely dissolves in water by the following equation. CaCl2 (s) Ca²+ (aq) +…

A: Given molarity of solution-A, MA = 1.00 M  Now 50.0 mL of solution-A is diluted to make solution-B…

Q: Suppose a student titrated a sample of monoprotic acid of unknown concentration using a previously…

A: Given, Volume of NaOH (VNaOH) = 24.68mlSts Concentration (MNaOH) = 0.125MVolume of acid…

Q: In the analytical chemistry laboratory, Ramli has to perform a titration of barium chloride (BaCl2)…

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Q: A student is conducting a titration between a weak, monoprotic acid and sodium hydroxide, NaOH. a.…

A: Please have a look on the answer below:

Q: 4.Suppose you run a titration of an acid yourself. You do it three times be- tween an acid and…

A: Given information is as follows; Average mass of acid = 9.555 g Volume of sodium hydroxide = 9.10 mL…

Q: An aqueous solution of hydrochloric acid is standardized by titration with a 0.165 M solution of…

A:

Q: An aqueous solution of calcium hydroxide is standardized by titration with a 0.133 M solution of…

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Q: acid is standardized by titration with a 0.115 M solution of calcium hydroxide. If 24.9 mL of base…

A: Molarity of base = 0.115 M Volume of Base = 24.9 mL Gram equivalent of Base = M × V × Valence factor…

Q: Sodium hydroxide is used extensively in acid-base titrations because it is a strong, inexpensive…

A: The balanced equation for HCl reaction with NaOH is  HCl  + NaOH  -------- >  NaCl   +  H2O  from…

Q: The amount of nitrogen in an organic substance can be determined by an analytical method called the…

A: The amount of nitrogen in an organic substance can be determined by an analytical method called the…

Q: The titration of 25.0 mL of an iron(II) solution required 18.0 mL of a 0.115 M solution of…

A: Net ionic equation for the reaction between iron(II) and dichromate is shown below. Number of moles…

Q: Zinc dissolves in hydrochloric acid to yield hydrogen gas as follows:Zn(s) + 2HCl(aq) → ZnCl2(aq) +…

A: The values are given as follows:

Q: A beaker contains a water solution of unknown monoprotic* acid (molar mass of the acid is known to…

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Q: An analytical chemist weighs out 0.125 g of an unknown diprotic acid into a 250 mL volumetric flask…

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Q: A 20.0 mL sample of a calcium hydroxide solution, Ca(OH)2 of density 1.10 g/mL, is analyzed by…

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Q: A chemist needs to determine the concentration of a sulfuric acid solution by titration with a…

A: No.of milli moles of NaOH added = (10.46 mL) x (0.1792 M) = 1.874 m.mol Required reaction : H2SO4 +…

Q: A titration experiment required 25.43 mL of NaOH, which had a concentration of 0.255 M, to reach the…

A: 25.43 mL of NaOH (base) of concentration 0.255M is titrated against 10 mL of acid HCl of some…

Q: The solubility of aluminum sulfate (Al2(SO4)3) in water is 34.22 g per 100.0 mL of solution at a…

A:

Q: a. A student prepares a solution of hydrochloric acid that is approximately 0.1 M and wishes to…

A: Molarity (M) :-  The number of moles of solute dissolved in one litre of solution is defined as…

Q: The molarity of an aqueous solution of sodium hydroxide, NaOH, is determined by titration against a…

A: In the given question we have to calculate the molarity of sodium hydroxide (NaOH) Solution by…

Q: Zinc dissolves in hydrochloric acid to yield hydrogen gas as follows: Zn(s) + 2HCl(aq) → ZnCl2(aq) +…

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Q: An aqueous solution of barium hydroxide is standardized by titration with a 0.181 M solution of…

A: Volumetric equation is used to find the volume and concentration of unknown.…

Q: In the laboratory a student combines 21.9 mL of a 0.211 M iron(II) iodide solution with 30.0 mL of…

A: Given- Concentration of iron (||)iodide solution= 0.211M Volume of iron (||) iodide solution =21.9…

Q: The steps for determining the concentration of a sample of hydrochloric acid are listed below : Step…

A:

Q: A student is given the task of determining the concentration of a solution of hydrochloric acid.…

A: In the titration of Ba(OH)2 Vs HCl , the chemical equation can be written as  Ba(OH)2 + 2HCl =BaCl2…

Q: The data ( Concentration HCl =0.35 M, Volume HCl=24.35 mL, Volume NaOH=36.44 mL) refers to a…

A: Given Concentration HCl =0.35 M Volume HCl=24.35 mL Volume NaOH=36.44 mL

Q: A sample of 0.869 M aqueous potassium hydroxide was titrated against a standard solution of…

A:

Q: Sodium hydroxide is used extensively in acid-base titrations because it is a strong, inexpensive…

A: In the titration process, the relationship between concentrations and volumes of solutions are given…

Q: A student places 116 mL of a 0.581 M NaCl solution in a beaker and adds water till the liquid…

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Q: A student titrates a 10-mL sample of vinegar with 0.50M sodium hydroxide (NaOH).The initial reading…

A: Introduction: We have to calculate the mass percentage of acetic acid in vinegar.

Q: A 7.26 g sample of an aqueous solution of hydroiodic acid contains an unknown amount of the acid. If…

A: Mass of hydroiodic acid (HI) can be determined by calculating the number of moles of sodium…

Q: An aqueous solution of hydrochloric acid is standardized by titration with a 0.176 M solution of…

A: Consider the neutralization reaction of hydrochloric acid and calcium hydroxide is as follows; 2 HCl…

Photochemistry

Photochemistry is the part of chemistry that studies the various mechanisms of reactions that are triggered by the presence of light energy. It also helps to study the changes involved in a molecule that can undergo the absorption of radiation.