eh Q5. The phenolphethaline indicator is . used in Precipitation reactions Complex reactions Coloured reactions No One of these Decomposition reactions

Q: 2 NaCl(aq)+Ba(OH), (aq) BACL, + 2 N2OH Identify the precipitate, or lack thereof, for the reaction.…

A:

Q: A solution of 118mL of 0.180 M KOH is mixed with a solution of 260mL of 0.190M NiSO4. = 2KOH(aq) +…

A: As per our guidelines we can only solve first three sub-parts of a question. Please resubmit the…

Q: To 2.12L of 0.473M NaOH, you add 3.52L of a second NaOH solution of an unknown concentration. The…

A: Given that : Initial volume = 2.12 L Molarity of initial NaOH = 0.473 M Volume of added NaOH = 3.52…

Q: Consider the reaction of a 20.0 mL of 0.220 M C5H5NHCl (Ka = 5.9*10-6) with 12.0 mL of 0.215 M CsOH.…

A: Given: Concentration of C5H5NHCl = 0.220 M Volume of C5H5NHCl solution = 20.0 mL = 0.020 L…

Q: Given the mole ratio of HCl to NaOH is 1:1 in the balanced acid base reaction A 15.52mL sample of…

A: HCl   +   NaOH   →   NaCl   +  H2OMolarity of NaOH = 0.976 MVolume of NaOH = 32.08 mL = 0.03208 L

Q: Calculate the molarity of an acetic acid solution, HC2H3O2(aq), if a 50.0 mL sample requires 45.6 mL…

A: molarity is concerned with the moles of a solute in relation to the volume of a solution.…

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

A:

Q: Approximately what mass of sodium hydroxide is needed to react completely with 260.0 mL of 0.91460 M…

A: Balanced chemical equation: HC2H3O2(aq) + NaOH(s) -----> NaC2H3O2(aq) + H2O(l) Number of moles of…

Q: Given the mole ratio of HCl to NaOH is 1:1 in the balanced acid base reaction A 15.52mL sample of…

A:

Q: Calculate the molarity of an acetic acid (FW 60,052) solution if 25 mL of this solution is…

A:

Q: Solid sodium carbonate is slowly added to 175 mL of a 0.279 M barium sulfide solution until the…

A:

Q: A company gave Phereseadula, who is an analyst, 6.00 L of H3PO4 and he was required to calculate its…

A: The question is based on the concept of titrations. we have to calculate concentration of stock…

Q: The magnesium content of a 100 ml sample of mineral water is analyzed. The Mg2+ in the sample…

A: PART-(a)•So finally according to question Mg+2 present as Mg2P2O7. •1 mole of Mg2P2O7  has 2 mole of…

Q: What is the final concentration of Na+ in a solution created by mixing 200 mL of 0.40M NaCl with 800…

A:

Q: veuranzuIon ReaeETOTnS An acid is a compound that produces H* in solution and a base is a compound…

A: The given incomplete reaction is represented as follows:

Q: Consider the following precipitation reaction: 2Na3PO4(aq) + 3CuCl2(aq)➡️Cu3(PO4)2(s) + 6NaCl(aq)…

A: Molarity of a solution is defined as the number of moles of solute present in one litre of a…

Q: Calculate the molarity of an acetic acid (FW 60,052) solution if 25 mL of this solution is…

A: Sodium hydroxide reacts with acetic acid, to form sodium acetate and water. The equation for the…

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

A:

Q: A 11.00-mL sample of this stock solution is th metric flask and diluted to the mark with wate new…

A: Mw of (NH4)2SO4 = 132.14 g/mol  Moles = mass/Mw   = 10/132.14  = 0.0757 mol  Volume= 100.0 mL = 0.10…

Q: When 12.5 mL of 0.20 M Cu(NO3)2 solution and 37.5 mL of 0.64 M Al(NO3)3 solution are mixed, what is…

A: Given 12.5 mL of 0.20 M Cu(NO3)2 solution and 37.5 mL of 0.64 M Al(NO3)3 solution are mixed,  We…

Q: Titration of a 20.0-mL sample of acid rain required 1.7 mL of 0.0811MNaOH to reach the end point. If…

A: As per the question, assuming that the acidity of the rain is due to the presence of sulfuric acid…

Q: What volume of 0.219 M hydrochloric acid (in mL) is needed to neutralize 3.44 g of magnesium…

A: The number of moles is given as the mass upon the molar mass of the substance. The molarity of a…

Q: An acidic solution is 0.100 M in HCl and 0.210 M in H2SO4. What volume of a 0.160 M solution of KOH…

A: Given,Molarity of HCl = 0.1 M = 0.1 mol/LMolarity of H2SO4 = 0.21 M = 0.21 mol/LVolume of acidic…

Q: Vinegar contains acetic acid (HC2H3O2), which is responsible for its acidity. In one analysis of a…

A:

Q: W the balanced complete lonic equations and net ionic equations for the reactions that occur when…

A: a) The reactants given are Pb(NO3)2 and Na2S.

Q: A titration of a 0.7879g sample potassium hydrogen phthalate, KHP (GFW= 204.23g/mole), required…

A:

Q: When CuSo4(aq) and ZnCl2 (aq) are mixed will there be a precipitate? If so what is it and what are…

A: The answer is given as follows

Q: Lead(II) nitrate and ammonium iodide react to form lead(II) iodide and ammonium nitrate according to…

A:

Q: if 25.0ml of 0.104 m bacl solutions is pipetted into 100. ml volumetric flask and water added to the…

A: Given data => Intial volume = 25mL = V1 Intial concentration = 0.104m = M1 Final volume = 100mL =…

Q: A solution of NaCl(aq) is added slowly to a solution of lead nitrate, Pb(NO3)2(aq), until no further…

A:

Q: What volume (in L) of 0.246 M HNO3 solution is required to react completely with 38.6 mL of 0.0515 M…

A:

Q: What volume of 0.200 M HNO3(aq) is required to react completely with 0.0150 moles of NaOH?

A: We have to calculate the volume of HNO3 .

Q: An aqueous solution of potassium hydroxide is standardized by titration with a0.174 M solution of…

A: Given that  Aqueous solution of Potassium hydroxide is standardized by titration with a 0.174 M…

Q: 6 ml of concentrated HCl acid solution was diluted to 180 mL. Then 65 mL sample of the diluted…

A: The volume of the concentrated HCl solution taken = 6 mL The volume of the diluted HCl solution =…

Q: Consider the reaction: Li2S(aq) + Co(NO3)2(aq) →  2 LiNO3(aq) + CoS(s) What volume (in mL) of a…

A:

Q: 16.0 mL of 0.018 M I- solution is mixed with another solution to a new total volume of 75.0 mL. What…

A: Given: Initial concentration of I- (M1) = 0.018 M Initial volume V1 = 16 mL Final volume V2 = 75.0…

Q: The Ca in a 200.0-mL sample of natural water was determined by precipitating the cation as CaC,O4…

A: Mass of empty crucible ( A )= 26.6002 g  Mass of crucible + CaO ( B) = 26.7134 g    Mass of CaO =  B…

Q: If 0.359 liters of water is added to a 30.0 mL of 17.4 M stock solution of acetic acid (CH3COOH),…

A: Volume of water  = 0.359 L Volume of stock solution taken = 30.0 mL  Molarity of stock solution =…

Q: A 0.0200 M aqueous solution of sodium sulfate solution was prepared in a 50.00-mL volumetric flask.…

A: On dilution number of moles remain same so we can write  M1V1= M2V2  M1 ,V1 are molarity and volume…

Q: A solution of NaCl (aq) is added slowly to a solution of lead nitrate, Pb(NO3)2 (aq) until no…

A: NaCl is being added in the Pb(NO3)2 till no further precipitate is formed. Hence all the Pb2+…

Q: A solution of NaCl(aq) is added slowly to a solution of lead nitrate, Pb(NO3)2(aq), until no further…

A: The reaction of NaCl and Pb(NO3)2 – 2NaCl + PbNO32 →PbCl2 s+ 2NaNO3

Q: If 50.0 mL of NaOHNaOH solution is required to react completely with   0.44 gg    KHPKHP, what is…

A: Given :- Volume of NaOH = 50.0 mL  Mass of KHP = 0.44 g  To calculate :-  Molarity of NaOH solution

Q: Which of the following will occur when a solution of Pb(NO3)2(aq) is mixed with a solution of…

A: Answer is - option (2) - a precipitate of PbI2 will, K+ and NO3 - are spectator ions . when a…

Q: In a solution of Al,(SO,);(aq), the Al³+ concentration is 0.12 m. What mass of Al,(SO,); is in 50.0…

A: 1- First determine the concentration of Al2(SO4)3  Concentration of Al2(SO4)3 =  [ Al3+] / 2…

Q: You are required to standardize a dilute solution of sulphuric acid, and undertake the following…

A: The reactants given are Na2B4O7 and sulphuric acid i.e. H2SO4.

Q: A certain brand of vinegar is analyzed for its acetic acid content by titration with 0.2 moles/liter…

A:

Q: In an experiment of "Gravimetric Methods of Analysis: Determination of %SO3 in a Soluble Sample",…

A: The amount of an analyte can be determined through the measurement of mass in the technique call…

Q: You prepare the analyte from 0.507 g of the  KHPKHP  mixture. You then require 11.35 mL of 0.101 M…

A:

Acid Base Titration

An acid-base titration is the method of quantitative analysis for determining the concentration of an acid and base by exactly neutralizing it with a standard solution of base or acid having known concentration.