The level of alcohol can be determined by titrating blood plasma with potassium dichromate according to the unbalanced equation H+(aq)+ Cr2O72-(aq)+ C2H5OH(aq)àCr3+(aq)+ CO2(g)+ H2O Assuming that the only substance that reacts with dichromate in blood plasma is alcohol, is a person legally drunk if 38.94mL of 0.0723Mpotassium dichromate is required to titrate a 50.0-g sample of blood plasma?

Q: A solution of phosphoric acid (HsPO.) with a known concentration of 0.250 M H.PO, is itrated with a…

A: Acid-base reaction :  H3PO4  + 3 NaOH  -->  Na3PO4  + 3 H2O  At equivalents point  Ma Va / na…

Q: Volume Acid: 20.0 mL Volume of Base added: 14.20 mL Molarity of Base: 0.10 M   1) From the…

A: HCl reacts with NaOH to form sodium chloride and water. The equation for the balanced chemical…

Q: A lemon-flavored drink contains an unknown amount of citric acid, C5H8O7. What is the molar…

A: Given :-  C5H8O7 + 3NaOH --> Na3C5H5O7 + 3H2O  Volume of C5H8O7 solution = 100.0 mL  Molarity of…

Q: A suitable method for the determination of vitamin C (ascorbic acid, C6H3O6) is a titration with…

A: Ascorbic acid (vitamin C) is mainly found in fresh fruits such as lemon, orange, lime, peach,…

Q: A chemistry student needs to standardize a fresh solution of sodium hydroxide. She carefully weighs…

A: Considered that 250 mL of oxalic acid solution is neutralized by the 46.1 mL of sodium hydroxide…

Q: 7.7 g of citric acid (MM = 192.1 g/mol) can be titrated with NaOH according to the following…

A: By stoichiometry of reaction : At equivalent point : Moles of H3C6H5O7 = Moles of NaOH  given mass…

Q: 1) Potassium permanganate solutions used in oxidation-reduction titrations are often standardized…

A: Since you have posted a question with multiple sub-parts, we will solve first three sub-parts for…

Q: In the experiment conducted to determine the amount of acetic acid in vinegar, 8.2 mL of a 0.098 M…

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

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: In a volumetric analysis experiment, an acidic aqueous solution of methanol (CH3OH) is titrated with…

A: In order to solve this question, we will not be using mole concepts but rather equating the…

Q: A solution of citric acid (H3CgH;O,) with a known concentration of 0.200 M H;C,H;O, is titrated with…

A: Given,Concentration of citric acid = 0.200 MVolume of Citric Acid = 25 mLMoles of citric acid =…

Q: A chemistry student needs to standardize a fresh solution of sodium hydroxide. She carefully weighs…

A:

Q: A student is asked to perform a neutralization reaction between hydrochloric acid, HCl and sodium…

A: Since you have posted a question with multiple sub-parts, we will solve first three sub-parts for…

Q: Exactly 410.4 mg of primary standard potassium acid phthalate (KHP), formula weight 204.2, is…

A:

Q: A hydrochloric acid solution is standardized by titrating 0.5008 g of primary standard tris…

A: Given that : The mass of  primary standard tris (hydroxymethyl) aminomethane, C4H11NO3 = 0.5008 g…

Q: A chemistry student needs to standardize a fresh solution of sodium hydroxide. She carefully weighs…

A: The balanced chemical reaction is given as: H2C2O4 (s) + 2 NaOH (aq) → Na2C2O4 (aq) + 2 H2O (l)

Q: A solution of tartaric acid (H,C,H,O,) with a known concentration of 0.155 MH,C,H,O, is titrated…

A: Given values :- Concentration of tartaric acid (M1) = 0.155 M Concentration of NaOH (M2) = 0.425 M…

Q: XHow will you describe the following chemical reaction? C3H8 + 502 → 3CO2 + 4H2O Propane is…

A:

Q: The titration of 36.7 mL of sulfuric acid solution requires 43.2 mL of standard 0.236 M sodium…

A:

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

A: The molar mass of KHP is 204.22 g/mol. The number of moles of KHP can be calculated by dividing the…

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: 1.0 g of aluminum hydroxide reacts with 25.0 mL of 0.500 M carbonic acid according to the following…

A: Limiting reagant are those reactant which have less value of ratio of mol to stoichiometry…

Q: In the experiment conducted to determine the amount of acetic acid in vinegar, 8.2 mL of a 0.098 M…

A: Molarity of a solution is equal to the number of moles of solute present in one liter of solution.…

Q: In the experiment conducted to determine the amount of acetic acid in vinegar, 8.2 mL of NaOH…

A:

Q: Cr(OH)3 (s) + Cl2 (g) → Na2CrO4 (aq)  + NaCl (aq) balance in basic solution

A: in Balanced chemical equation number of atoms on both side of reactent and products are same .

Q: What volume of 0,955 mol·dm–3 HCl solution (in mL or cm3), is required to titrate 2,152 g of Na2CO3…

A:

Q: 4. Here you titrate 100 mL of carbonic acid (H;CO) of unknown concentration with 0.01 M of potassium…

A:

Q: An unknown vitamin C tablet was titrated with a 0.2030 M KOH solution. Calculate the milligram mass…

A: As vitamin C is the mono protic acid, 1 mole of vitamin C reacts with 1 mole of KOH. At equivalence…

Q: Calcium oxalate is a sparingly soluble ionic compound composed of calcium ions (Ca2+) and oxalate…

A:

Q: A 27.56 mL portion of a 0.337 M solution of hydrochloric acid, a monoprotic acid, is to be titrated…

A: The chemical reaction between KOH and hydrochloric acid(HCl):                   KOH + HCl → KCl +…

Q: A chemistry student needs to standardize a fresh solution of sodium hydroxide. He carefully weighs…

A:

Q: 2MnO4- (aq) + 5H2C2O4(aq) + 6H+(aq) → 2Mn+2(aq) + 10CO2(g) + 8H2O(l) In a titration experiment, a…

A: The titration of potassium permanganate with oxalic acid is a redox reaction. In this titration the…

Q: A solution of permanganate is standardized by titration with oxalic acid (H2C2O4). It required 42.85…

A: The reaction can be balanced as follows: 5 H2C2O4 + 2 MnO4- + 6 H+ → 10 CO2 + 2 Mn2+ + 8 H2O Given :…

Q: Titration of 0.2121 g of pure Na2C2O4 (134.00 g/mol) required 43.31 mL of KMnO4. What is the molar…

A: From the given reaction, it is clear that 2 mol of MnO4- reacts with 5 moles of C2O42-to form the…

Q: The tartaric acid, H2C4H4O6 (150.087 g/mol ) in 100.0 mL wine sample was determined using sodium…

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

Q: A solution of citric acid (F3C6H507) with a known concentration of 0.200 M H3C6H507 is titrated with…

A:

Q: Given the balanced equation:  16H+ + 2MnO4- + 5C2O42- --> 2Mn+ + 10CO2 + 8H2O    If .184 g of…

A: The balanced chemical equation for the titration of oxalate ion with permanganate ion is given as,

Q: Choi is fond of carbonated beverages so he crafted his own soda formulation called “Sodalicious.”…

A: We have two different variants of soda formulations which are: 1. Sodalicious by Choi. 2. Soda Pop…

Q: he balanced equation for the titration of oxalic acid with potassium permanganate is: 2 KMnO4 + 5…

A: The balanced equation for the titration of oxalic acid with potassium permanganate--2 KMnO4+ 5…

Q: KHP (potassium hydrogen phthalate, KHC8H4O4

A: Molarity = Moles of solute/ volume of solution (in L) Moles = Mass in gm/molar mass

Q: Molarity (M) of NaOH (from the bottle of NaOH): 0.204 mol/L Titration Number Final Volume buret…

A: An incomplete table based on volumetric analysis, which is to be accomplished.

Q: The reaction of sulfuric acid (H2SO4) with potassium hydroxide (KOH) is described by the…

A:

Q: The purity of a sample of sodium oxalate, Na2C2O4, is determined by titrating with a standard…

A: The balanced chemical equation has the number of atoms of the reactants is equal to the atoms count…

Q: A 1.2516 gram sample of a mixture of CaCO3 and Na2SO4 was analyzed by dissolving the sample and…

A: (a) From the mixture, CaCO3 is precipitated out as CaC2O4. Thus1 mole of CaC2O4 is precipitated by 1…

Q: A volume of 60 0 mL of aqueous potassium hydroxide (KOH) was titrated against a standard solution of…

A:

Q: A chemistry student needs to standardize a fresh solution of sodium hydroxide. He carefully weighs…

A: Mass of oxalic acid = 86 mg = 86×10-3 g Molar mass of oxalic acid = 90.034 g/mol Volume of oxalic…

Q: A chemistry student needs to standardize a fresh solution of sodium hydroxide. He carefully weighs…

A: Molarity of a solution =Number of moles of soluteVolume of solution in LNaOH + H2C2O4 →Na2C2O4 + 2…

Q: For the titration of HOCl in bleach solution by Na2S2O4 the following reactions are used: HOCl-(aq)…

A: Reaction between HOCl in bleach solution and Na2S2O4 are represented as: HOCl-(aq) + H2O(l) + 2I-…

Q: The conversion of nitrogen to ammonia, an essential process in the nitrogen cycle, occurs only in…

A: Given, the reaction involved in the titration: The volume of the Mo3+ sample = 30 mL The volume of…

Precipitation Titration

Precipitation analysis is used to analyze drugs, and to measure the salt content in food and beverages. It is an important concept from the examination point of view many practical questions are asked on the topic. This topic is significant in the professional exams for both undergraduate and graduate courses, especially for