An analytical chemist weighs out 0.130 g of an unknown monoprotic acid into a 250 mL volumetric flask and dilutes to the mark with distilled water. He then titrates this solution with 0.0800M NaOH Solution. When the titration reaches the equivalence point, the chemist finds he has added 22.5 mL of NaOH Solution. Calculate the molar mass of the unknown acid. Be sure your answer has the correct number of significant digits. 0 mol X

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: An analytical chemist weighs out 0.054 g of an unknown monoprotic acid into a 250 mL volumetric…

A:

Q: A chemist student weighs out 0.0579 g of hypochlorous acid (HClO) into a 250. mL volumetric flask…

A:

Q: An analytical chemist weighs out 0.203 g of an unknown diprotic acid into a 250 mL volumetric flask…

A: The point that appears in the titration curve, where the number of moles of an acid and the number…

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

A: Answer  In the titration reaction of oxalic acid and sodium…

Q: A student is trying to determine the molar mass of an unknown weak, monoprotic acid. A solution of…

A:

Q: An analytical chemist weighs out 0.047 g of an unknown monoprotic acid into a 250 mL volumetric…

A: We have to calculate the molar mass of the unknown acid.

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

A: Given data is as follows: The mass of oxalic acid = 237 mg = 0.237 g The volume of distilled water =…

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

A:

Q: Calculate the molarity of a sodium hydroxide(NaOH) solution that is titrated with 0.6887 g of oxalic…

A: Given: The mass of oxalic acid taken = 0.6887 g The volume of NaOH solution required to reach the…

Q: An analytical chemist weighs out 0.165 g of an unknown triprotic acid into a 250 mL volumetric flask…

A: The unknown acid is triprotoic acid, hence the balanced chemical reaction between the acid and NaOH…

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

A:

Q: concentrated sulfuric acid. The sulfuric acid reacts with the copper(II) carbonate to produce a blue…

A: The question is based on reaction Stoichiometry. we have to determine the concentration of copper…

Q: A student titrates a weak acid with 0.100 M NaOH, adding 31.65 mL before a dark pink color is seen.…

A: The mole of H+ ion the weak acid is equal to the mole of NaOH used in the titration.  The molarity…

Q: In a titration, suppose 20.00 mL of 0.275 M oxalic acid solution required 21.72 mL of NaOH solution…

A: H2C2O4(aq) + 2NaOH(aq) -------> Na2C2O4(aq) +2H2O(l)

Q: A 15.5 mL sample of 0.215 M KOH was titrated with a weak acid. It required 21.2 mL of the acid to…

A: The Problem:Given: Volume of KOH = 15.5 mL                  ( 3 significant figures)Concentration…

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

A: First, we need to calculate the number of moles of oxalic acid (H2C2O4) used. The molar mass of…

Q: Before performing a titration of vinegar itself, you first had to standardize the solution used to…

A: As most base solutions are secondary standardized, so we need to standardise base solutions with a…

Q: During the course of a titration experiment, you notice that no matter how much base you add to the…

A: The objective is to analyze the error in acid-base titration and find the suitable corrective…

Q: An analytical chemist weighs out 0.244 g of an unknown diprotic acid into a 250 mL volumetric flask…

A:

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

A:

Q: A chemistry student weighs out 0.0955 g of ascorbic acid (H,C,H,O6), a diprotic acid, into a 250. mL…

A: Molar mass of ascorbic acid = 176.12 g/mol mass o f ascorbic acid = 0.0955 g Number of moles of…

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

A: Acid–base titration : It is a method of determining the concentration of an acid or base by…

Q: An analytical chemist weighs out 0.102 g of an unknown diprotic acid into a 250 mL volumetric flask…

A:

Q: A 35.00 mL volume of formic acid is titrated with 0.1428 M potassium hydroxide (KOH). If 24.39 mL…

A: Given: The concentration of potassium hydroxide (KOH)=0.1428 M The volume of potassium hydroxide…

Q: A technician would like to standardize an unknown Ca(OH)2 solution. It takes 27.07 mL of a 0.172 M…

A: Number of moles of HCl = 0.02707 L × 0.172 mol/L  = 0.004656 mol  2HCl + Ca(OH)2 ---> CaCl2 +…

Q: By titration, it is found that 58.5 mL of 0.177 M NaOH(aq) is needed to neutralize 25.0 mL of…

A:

Q: An analytical chemist weighs out 0.461 g of an unknown triprotic acid into a 250 mL volumetric flask…

A: The molar mass of an unknown acid is to be calculated from the given data. Given: Mass of unknown…

Q: Consider the titration of 100.0 mL of an unknown concentration of weak monoprotic acid with 0.550 M…

A: The volume of unknown weak monoprotic acid, V1 = 100.0 mLThe concentration of weak monoprotic acid,…

Q: For your second titration, you put 0.457 g of KHP in your flask. Pretend that the concentration of…

A:

Q: You have been provided with a 2.13 x 10-2 L  sample of lithium hydroxide (LiOH) of unknown…

A:

Q: A student titrates a weak acid with 0.100 M NaOH, adding 34.84 mL before a dark pink color is seen.…

A: Calculation of no. of mol of NaOH: No. of mol=Molarity×Volume=0.100 mol/L×34.84×10-3 L=3.484 ×10-3…

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

A: Given: Mass of oxalic acid = 10 mg Volume of oxalic acid = 250 mL Volume of NaOH solution = 12.2 mL…

Q: In an acid-base titration, the neutralization of 20.00 mL of a solution of HClO (perchloric acid)…

A: Given, Note: 1000 mL = 1 L Perchloric acid (HClO) solution Molarity of perchloric acid (HClO)…

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

A: Given: Mass of oxalic acid = 176 mg Volume of oxalic acid = 250 mL Volume of NaOH solution = 52.3 mL…

Q: A 13.8 mL solution of 0.176 M phosphoric acid (aq) is to be titrated with 0.384 M sodium hydroxide…

A: The mathematical calculation can be explained using acidimetry and alkalimetry . From this principle…

Q: A chemistry student weighs out 0.361 g of ascorbic acid (H₂C H₂O), a diprotic acid, into a 250. ml.…

A:

Q: A chemistry student weighs out 0.0310 g of phosphoric acid (H, PO,), a triprotic acid, into a 250.…

A: Given values-> Weight of H3PO4 = 0.0310 gm Volume of H3PO4 = 250 ml Molarity of NaOH= 0.1900 M

Q: A titration of 38.0 mL of a sulfuric acid (H₂SO₄) solution of unknown concentration with a…

A: Given: Volume of H2SO4 (V1) = 38.0 mL Concentration of Ba(OH)2 (M2) = 1.55 M Volume of Ba(OH)2 (V2)…

Q: A chemistry student weighs out 0.441 g of citric acid (H,C,H,0,), a triprotic acid, into a 250. mL…

A: Here we first calculate the molarity of the acid then use neutralization rule at equivalence point.

Q: An analytical chemist weighs out 0.032g of an unknown triprotic acid into a 250mL volumetric flask…

A: According to the question we have, The mass of unknown triprotic acid is given by = 0.032 g. The…

Q: Determining the volume of base needed to titrate a given mass of acid A chemistry student weighs out…

A: Titration is a process that is employed in chemistry laboratories to determine the concentration of…

Q: Suppose that while titrating a vinegar sample you suddenly realize that you forgot to add the…

A: The question is based on the concept of titrations. we need to predict the effect of indicator and…

Q: In an acid-base titration, the neutralization of 25.00 mL of a solution of NaOH (sodium hydroxide)…

A:

Q: in a titration to determine the concentration of hydronium ions in a test solution, the test…

A: Given: In a titration to determine the concentration of hydronium ions in a test solution: The test…

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.