A chemistry student weighs out 0.157g of lactic acid HC3H5O3 into a 250.mL volumetric flask and dilutes to the mark with distilled water. He plans to titrate the acid with 0.1800M NaOH solution. Calculate the volume of NaOH  solution the student will need to add to reach the equivalence point. Be sure your answer has the correct number of significant digits.

Q: A chemistry student weighs out 0.110 g of hypobromous acid (HBrO) into a 250. mL volumetric flask…

A: • Concentration = No.of MolesVolume• No.of Moles = Concentration x Volume•  No.of gram Equivalent =…

Q: An analytical chemist weighs out 0.029 g of an unknown monoprotic acid into a 250 mL volumetric…

A: Assuming the monoprotic acid is HA. Hence the reaction between the acid and base is  HA + NaOH…

Q: A chemistry student weighs out 0.127 g of chloroacetic acid (HCH2ClCO 2) into a 250. mL volumetric…

A: We have to calculate the volume of NaOH needed to reach equivalence point

Q: You have been provided with a 35.7 mL sample of lithium hydroxide (LiOH) of unknown concentration.…

A:

Q: An analytical chemist weighs out 0.111 g of an unknown diprotic acid into a 250 mL volumetric flask…

A: Given data: Mass of diprotic acid = 0.111 g, Total volume of diprotic acid = 250 mL, Concentration…

Q: An analytical chemist weighs out 0.120 g of an unknown diprotic acid into a 250 mL volumetric flask…

A: Unknown Diprotic acid = 0.120 gm, its formula will be H2A The reaction of NaOH with H2A

Q: A chemistry student weighs out 0.176 g of sulfurous acid (H,SO,), a diprotic acid, into a 250. mL…

A: Given : mass of H2SO3 = 0.176 g Since molar mass of H2SO3 = Atomic mass of H X 2 + Atomic mass of S…

Q: You perform your first titration using your NaOH with a KHP solution. Your KHP solution is made with…

A:

Q: chloride    FeCl3    by measuring out  2.70g  of  FeCl3  into a  300.mL  volumetric flask and…

A:

Q: Calculate the volume of NaOH  solution the student will need to add to reach the equivalence point

A: Given ;-  Mass of HClO = 0.0909 g  Volume of HClO solution = 250.mL  Molar concentration of NaOH…

Q: chemistry student weighs out 0.152g of phosphoric acid H3PO4 , a triprotic acid, into a 250.mL…

A: Given that, 0.152 g of H3PO4 was dilute to 250. mL. Then, this was titrated with 0.2000 M of NaOH…

Q: A chemistry student weighs out 0.150g of phosphoric acid H3PO4 , a triprotic acid, into a…

A: The 250 ml of solution is equal to 0.250 L. The concentration of phosphoric solution (M) is…

Q: A chemistry student weighs out 0.163 g of lactic acid (HC,H,O3) into a 250. mL volumetric flask and…

A: Molarity if a solution is calculated as  Molarity=Number of MolesVolume (mL)×1000

Q: A chemistry student weighs out 0.0755 g of lactic acid (HC₂H₂O₂) into a 250. mL volumetric flask and…

A:

Q: A chemistry student weighs out 0.184 g of phosphoric acid (H, PO a triprotic acid, into a 250. ml.…

A: Given data,Mass of H3PO4=0.184gVolume of water=250mL=0.250LMolarity of NaOH=0.1400M

Q: es this solution with 0.0600 M NaOH solution. When the titration reaches the equivalence point, the…

A: We should equal equivalent of both acid and NaOH ion to get molarity mass of acid  Equivalent =…

Q: A chemistry student weighs out 0.111 g of sulfurous acid (H,So,), a diprotic acid, into a 250. mL…

A: The given data contains, mass of sulfurous acid = 0.111 g. Volume = 250 ml.  = 0.250 L. Molarity of…

Q: chemistry student weighs out 0.160 g of sulfurous acid (H2SO3), a diprotic acid, into a 250. mL…

A:

Q: An analytical chemist weighs out 0.167 g of an unknown monoprotic acid into a 250 mL volumetric…

A:

Q: A chemistry student weighs out 0.182 g of sulfurous acid (H₂SO3), a diprotic acid, into a 250. mL…

A:

Q: A chemistry student weighs out 0.156 g of lactic acid (HC₂H₂O3) into a 250. mL volumetric flask and…

A: C3H5O3H  +   NaOH   ----->  C3H5O3Na  +  H2OSince, 1 mol of NaOH is required to react with 1 mol…

Q: An analytical chemist weighs out 0.159 g of an unknown monoprotic acid into a 250 mL volumetric…

A: Neutralization reaction : Equivalent amount of acid reacts with a equivalent amount of base This…

Q: A chemistry student weighs out 0.107 g of acrylic acid (HCH,CHCO,) into a 250. mL volumetric flask…

A:

Q: A chemistry student weighs out 0.0763g of lactic acid HC3H5O3 into a 250.mL…

A: The formula of Molarity is as follows, Molarity=Number of MolesVolume (mL)×1000  The equation for…

Q: An analytical chemist weighs out 0.182 g of an unknown triprotic acid into a 250 mL volumetric flask…

A:

Q: A chemistry student weighs out 0.146 g of lactic acid (HC,H,O,) into a 250. mL volumetric flask and…

A: Mass of lactic acid = 0.146 gMolar mass of lactic acid = 90 g/molMoles of lactic acid = Mass of…

Q: An analytical chemist weighs out 0.138 g of an unknown monoprotic acid into a 250 mL volumetric…

A:

Q: cal chemist weighs out 0.087 g of an unknown monoprotic acid into a 250 mL volumetric flask and…

A: We should equal equivalent of both acid and NaOH ion to get molar mass of acid  Equivalent =…

Q: A chemistry student weighs out 0.0513 g of sulfurous acid (H,SO,), a diprotic acid, into a 250. mL…

A: Given : Mass of H2SO3 taken = 0.0513 g And concentration of NaHH taken = 0.1500 M Molar mass of…

Q: A chemistry student weighs out 0.0812 g of sulfurous acid (H₂SO3), a diprotic acid, into a 250. mL…

A:

Q: An analytical chemist weighs out 0.268 g of an unknown diprotic acid into a 250 mL volumetric flask…

A: Given: Mass of unknown diprotic acid = 0.268 g Molarity of NaOH solution = 0.1500 M         Volume…

Q: Calculate the molarity of Cl−  anions in the chemist's solution.

A: Given :  Mass of FeCl2 = 3.0 g  Volume of solution = 300. ml

Q: An analytical chemist weighs out 0.410g of an unknown triprotic acid into a 250mL volumetric flask…

A: Given: Mass of triprotic acid (Assuming H3A) = 0.410 g. Concentration of NaOH = 0.0700 M And volume…

Q: A chemistry student weighs out 0.170 g of citric acid (H₂CH₂O₂), a triprotic acid, into a 250. mL…

A: Weight of H3C6H5O7 = 0.170 gm Volume of H3C6H5O7 = 250 ml Molarity of NaOH = 0.1700 M

Q: A chemistry student weighs out 0.211 g of chloroacetic acid (HCH,CICO,) into a 250. mL volumetric…

A:

Q: A chemistry student weighs out 0.112 g of formic acid (HCHO2) into a 250. mL volumetric flask and…

A: The balanced chemical equation for the reaction between formic acid (HCHO2) and sodium hydroxide…

Q: A chemistry student weighs out 0.175 of phosphoric acid (H,PO,), a triprotic acid, into a 250. mL…

A: