The bromide ion concentration in a solution may be determined by the precipitation of lead bromide.Pb2+ (aq) +  2Br- (aq)  PbBr2 (s) A student finds that 23.90 mL of 0.7240 M lead nitrate is needed to precipitate all of the bromide ion in a 25.00-mL sample of an unknown. What is the molarity of the bromide ion in the student's unknown?

Q: 7. If 8.09 mL of 0.350 M CuSO4.5H2O is mixed with 2.13 mL water, calculate the concentration of Cu2+…

A: When we dilute a concentrated solution with pure water, the mole of solute remains constant in the…

Q: A 155.0 mL solution of 2.661 M strontium nitrate is mixed with 215.0 mL of a 2.464 M sodium fluoride…

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Q: MGNH&PO4-6H2O has a solubility in water of 0.023 g/100mL. Suppose a student obtains 0.7193 g of…

A: Solution:- Given the solubility of MgNH4PO4.6H2O is 0.023 g/100 mL  Mass of precipitate = 0.7193 g…

Q: A 150.0 mL solution of 3.011 M strontium nitrate is mixed with 210.0 mL of a 3.176 M sodium fluoride…

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Q: Consider the reaction: CaCl:(aq) + 2AgNO3(aq) → Ca(NO3)>(aq) + 2A9CI(s) How many grams of CaCl2…

A: For this question, first find out moles of AgNO3 using molarity formula. Then use mol to mol ratio…

Q: Solid ammonium sulfide is slowly added to 175 mL of a 0.0484 M nickel(II) nitrate solution. The…

A: We need to find the concentration of sulfide ion required to just initiate precipitation. The…

Q: Consider the reaction: CaCl2(aq) + 2A9NO3(aq) → Ca(NO3)2(aq) + 2A9CI(s) How many grams of CaCl,…

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Q: Q7) Silver jewellery is usually made from silver and copper alloys. The amount of copper in an alloy…

A: Given that  The finest quality alloy is sterling silver, which is 92.5% silver by mass. Mass of…

Q: If 30.0 mL of 0.150 M CaCl₂ is added to 16.0 mL of 0.100 M AgNO3, what is the mass of the AgCl…

A: The question is based on the concept of reaction stoichiometry.We need to calculate mass of…

Q: Solid ammonium carbonate is slowly added to 175 mL of a 0.0585 M lead nitrate solution. What is the…

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Q: An aqueous solution of perchloric acid is standardized by titration with a 0.162 M solution of…

A: Perchloric acid reacts with barium hydroxide to form barium perchlorate and water. The eqution for…

Q: A solution is prepared by mixing 27.0 mL of a 0.194 M NaCl solution with 31.0 mL of a 0.291 M CaCl2…

A: Introduction When an electrolyte comes into contact with water, it separates into charged ions. in…

Q: A 185.0 mL sample of 1.200 M Pb(NO₃)₂ is mixed with 99.50 mL of 1.500 M NaCl, and the PbCl₂…

A: The balanced chemical equation for the precipitation of lead (II) chloride can be written as:…

Q: A 0.0892 M solution of sodium hydroxide was used during a titration to determine the concentration…

A: Given, Molarity of NaOH , M1 = 0.0892 M Volume of NaOH , V1  = 22.50 mL  Volume of HNO3 , V2 = 15.00…

Q: If 13.0 g of KBr (MM = 119.00 g/mol) are added to a 500.0 mL volumetric flask, and water is added to…

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Q: An impure sample of potassium hydrogen phthalate (KHP) was titrated to determine the percent…

A: We will use stoichiometry of the reaction to get the answer.

Q: Solid ammonium sulfite is slowly added to 150 mL of a 0.140 M silver fluoride solution until the…

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Q: What is the concentration ( in M ) of the HBr solution?

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Q: Please complete the following table. For each of your acceptable trials, enter the volume of HCl…

A: Sodium hydroxide reacts with hydrochloric acid, to form sodium chloride and water. The equation for…

Q: CyF3 is a slightly soluble salt that dissociates into Cy3+ and F- ions. CyF3 is a slightly soluble…

A: Given:Salt = CyF3Ksp = 6.97 x 10-4                                         ( 3 significant figures)…

Q: Two metal nitrate solutions are mixed; Metal #1 (Met1) and Metal #2 (Met2). A solution is prepared…

A: The question is based on the concept of solubility product principle.  It that states that when a…

Q: A solution was prepared by mixing 20.00 mL of 0.100 M HNO3 and 120.00 mL of 0.200M HNO3. Calculate…

A: Hello. Since your question has multiple questions, we will solve the first question for you. If you…

Q: A 185.0 mL sample of 1.200 M Pb(NO₃)₂ is mixed with 119.50 mL of 1.500 M NaCl, and the PbCl₂…

A: The balanced Chemical Reaction for less Nitrate and sodium chloride is - Pb(NO₃)₂  + 2NaCl ---->…

Q: 4. 25.00 mL a phosphoric acid solution is titrated with 0.250 M Sr(OH)2 solution. If it takes 32.00…

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Q: A solution contains Ag+ and Hg2+ ions. The addition of 0.100 L of 1.43 M Nal solution is just enough…

A: Mole =Molarity × Volume(L)  Total mole of NaI is responsible for the formation of precipitate. 2mole…

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

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Q: 1a.  sodium cyanide is slowly added to 150 mL of a 0.163 M silver fluoride solution until the…

A: When two compounds react to form products,, where one of the product forms a insoluble precipitate,…

Q: 3) A company needs to verify the amount of nitrogen in their new "QuikGreen" fertilizer product. To…

A: Moles HCl = 0.989 M x .05 L = 0.05 moles Moles of NaOH = 0.250 M x (11.74 /1000) L = 0.003 Moles…

Q: A 0.6136 g sample of a monoprotic acid was dissolved in 20 mL of water. The acid solution was…

A: Answer:- This question is answered by using the simple concept of chemical reactions of acids and…

Q: A student titrates 21.00 mL of an unknown HCI solution with 44.00 mL of a 0.5140 M Ca(OH)2…

A: Solution: Concept introduction : We know in acid - base titration stoichiometry plays an important…

Q: organic acid called acerbic acid is being tested as a new additive for sour candies. A sample of…

A: Volume of sample = 100.0 mLMolar mass of acerbic acid is M = 215.4 g/molMolar concentration of LiOH…

Q: What mass of silver nitrate must be used to completely precipitate the chloride ion from the sample?

A: Ag+(aq) + Cl-(aq) → AgCl(s) Given, 1.515 g sample is known to contain 27.5% chloride ion by mass…

Q: generally only the carbonates of the group 1 elements and the ammonium ion are soluble in water;…

A: Answer

Q: Titration is a common laboratory method of quantitative chemical analysis. In an acid- base…

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Q: If 25.0 mL of 0.120 M Na3PO4 and 30.0 mL of 0.110 M CaCl2 are mixed, what precipitate forms?  Write…

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Q: A student titrated a 50.00 mL sample of 1.00 M sodium hydroxide solution NaOH with 30.00 mL…

A: Given :-  Molarity of NaOH solution = 1.00 M  Volume of NaOH solution = 50.00 mL  Volume of H2SO4…

Q: the laboratory you are given the task of separating Ca2+ and Ag+ ions in aqueous solution. For each…

A: Ca2+ (aq) + SO42- (aq) => CaSO4 (s) (precipitate is formed) 2 Ag+ (aq) + SO42- (aq) => Ag2SO4…

Q: Solid zinc nitrate is slowly added to 175 mL of a 0.0572 M potassium sulfide solution. The…

A: Here we are required to find the concentration of zinc which is needed to just initiate the…

Q: A solution contains Cr3+ and Mg2+. The addition of 1.00 L of 1.53 M NaF solution is required to…

A: Number of moles of NaF can be determined and assuming that x mole of Cr+3 and y moles of Mg+2 are in…

Q: When 50.0 mL of a 0.3000 M AgNO3 solution is added to (4.65x10^1) mL of a solution of MgCl₂, an AgCl…

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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