If a student dissolve 22.0 g of Na2CO3 in 50.5 mL of water and titrate it with 0.200 M HCI solution to reach the equivalence point. How many milliliter of HCl the student used to reach the equivalence point?

Q: The next 9 questions are related to the titration of 40.00 mL of a 0.0900 M acetic acid solution…

A: The balanced equation for the given titration reaction is,

Q: the molecular formula of the o

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Q: Calculating the composition of a buffer of a given pH A chemistry graduate student is given 300. mL…

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Q: When a 28.1 mL sample of a 0.423 M aqueous hydrocyanic acid solution is titrated with a 0.462 M…

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Q: 55 ml of Na2CO3 solution was titrated with 1.2 M of HCl according to the following reaction Na2CO3 +…

A: According to the question, sodium carbonate (Na2CO3) reacts with hydrochloric acid (HCl) as per the…

Q: 1. Write the complete balanced equation for the neutralization reaction that occurs when aqueous…

A: 1. HI  +   NaHCO3  ?   2.   HClO/NaClO buffer

Q: A chemistry graduate student is given 100. mL of a 0.70M chlorous acid (HC1O₂) solution. Chlorous…

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Q: Part A: A 252-mL buffer solution is 0.420 M in ammonia (NH3) and 0.303 M in ammonium chloride…

A: We would use Henderson Hasselbalch equation to calculate  initial pH.  Then , HBr which is a strong…

Q: Find the pH of the two equivalence points and the volume (mL) of 0.0776 M KOH needed to reach them…

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Q: Solutions Solution A: Solution B: Solution C: Solution D: 0.565 M HOCI 0.376 M HC1O4 0.817 M HCO₂H…

A: Buffer solution: It is a solution that can resist changes in pH when small amounts of acid or base…

Q: 0,350 g of a weak monoprotic acid sample was dissolved in water to a total volume of 20.0 mL and…

A: Let weak monoprotic acid = HA Mass of acid = 0.350g Volume of acid = 20.0ml = 20.0ml×1L/1000ml =…

Q: The pK of hypochlorous acid is 7.530. A 59.0 mL solution of 0.138 M sodium hypochlorite (NaOCI) is…

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Q: Calculating the pH of a weak base titrated with a strong acid Izabella An analytical chemist is…

A: The question is based on the concept of the pH of the solution.It is defined as a negative logarithm…

Q: A 15.00 mL solution of 0.100 M sodium hydroxide (NaOH) is being titrated with 0.250 M hydrobromic…

A: “Since you have posted a question with multiple sub parts, we will provide the solution only to the…

Q: What is the initial concentration of HC1?

A: Given :- concentration of NaOH = 0.140 M                Volume of NaOH = 16.4 mL…

Q: 25.00 mL of a solution containing 25.7 g/L of an unknown acid is titrated with 0.114 M KOH. It takes…

A: At the end point, we know all the acid must neutralized by the base, There is no excess…

Q: Consider the following titrations: i. 100.0 mL of 0.10 M HCl titrated by 0.10 M NaOH ii. 100.0 mL of…

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Q: The pKa of hypochlorous acid is 7.530. A 55.0 mL solution of 0.137 M sodium hypochlorite (NaOCI) is…

A: We have to calculate the pH for the given titration of HCl and NaOCl

Q: Calculating the pH of a weak acid titrated with a strong base 0/5 Izabella An analytical chemist is…

A: Ph of the solution is 3.82Explanation:To calculate the pH of the solution after adding the NaOH…

Q: The pKa of hypochlorous acid is 7.530. A 58.0 mL solution of 0.126 M sodium hypochlorite (NaOCI) is…

A: According to the question, we have pka = 7.530 The volume of NaOCl = 58 ml Concentration of the…

Q: To prepare an acetic acid/acetate buffer, a technician mixes 31.9 mL of 0.0836 M acetic acid and…

A: Concept:  Molarity = no of Moles/ Volume Now  No of Moles = MV  Where  M = molality  V = volume

Q: 50.0 mL of 0.050 M KOH(aq) is titrated with 0.10 M HCI (aq). Calculate the pH at each volume of acid…

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Q: A buffer solution contains 0.424 M KHCO3 and 0.246 M Na2CO3. Determine the pH change when 0.123 mol…

A: pH = pKa + log salt / acid  pH after adding x mole NaOH  pH = pKa + log salt+x / acid-x   ∆ pH = |…

Q: A buffer solution contains dissolved C₆H₅NH₂ and C₆H₅NH₃Cl. The initial concentration of C₆H₅NH₂ is…

A: A solution which is a mixture of weak acid and its conjugate base is known as buffer. For…

Q: How many milliliters of 8.50×10−2 MNaOHMNaOH are required to titrate each of the following solutions…

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Q: Suppose a student performed a similar standardization titration experiment. Below is the calculated…

A: We are given NaOH concentration for 3 different trials.  Trial-1 : 0.9554 M Trial-2: 0.9540 M…

Q: How many milliliters of 3.9 M HCl must be added to 3.7 L of 0.11 M K2HPO4 to prepare a pH = 7.40…

A: Answer: Buffer solution is a type of solution that resists the change in its pH on adding small…

Q: is the point at which the titration is complete * O Endpoint O equivalence point Boiling point none…

A: We have to tell the name of the point at which titration is completed. The given options are End…

Q: 20 mL of HCLO with a concentration of 0.000278 mol/L is titrated with KOH with a concentration of…

A: Weak acid Strong base titration:- In a weak acid-strong base titration, the dissociation of the base…

Q: 65.0 mL of 0.575 M HNO, is titrated by 0.450 M KOH. Calculate the pH of the acid solution before any…

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Q: NaOH solution. Calculate the concentration (in M) of the unknown HCl solution in each case.

A: Macid x Vacid = Mbase x Vbase Macid = Molarity of the acid Vacid = Volume of the acid Mbase =…

Q: 5. A buffer is made with 0.147 moles of acetic acid and 0.185 moles of sodium acetate to make 2.00…

A: A buffer is a solution which resist any change in pH on adding a small amount of acid or base .   it…

Q: decimal places If the pH calculated in b. was the blood pH of an actual patient, would you say this…

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Q: with a 0.2500M solution of NaOH. The p K of butanoic acid is An analytical chemist is titrating…

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Q: What is the difference between the endpoint of a titration and the equivalence point? The endpoint…

A: In the given question we have to differentiate the equivalence point and end point. Here, both the…

Q: When 30.00 mL of 0.1011 M HCl in 50 mL of deionized water is titrated against 0.09889 M NaOH, the pH…

A: In the given problem, the strong acid used is HCl and the strong base used is NaOH. Thus when a…

Q: When a 28.1 mL sample of a 0.465 M aqueous acetic acid solution is titrated with a 0.419 M aqueous…

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Q: When 30 .00 mL of 0.1011 M HCl in 50 mL of deionized water is titrated against 0.09889 M NaOH, the…

A: ANsweR: We’ll answer the first question since the exact one wasn’t specified. Please submit a new…

Q: 2 Volume HCI Added (mL) Strong Base//Weak Acid Strong Acid/Strong Base Strong Acid/Weak Base Weak…

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Q: What would be the molar ratio of cyanic acid (HCNO)/sodium cyanate (NaCNO) buffer having a pH of…

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Q: You measure 0.210 gram of unknown diprotic acid into a beaker. You add distilled water and a…

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Q: When a 18.3 mL sample of a 0.460 M aqueous hydrocyanic acid solution is titrated with a 0.330 M…

A: we need to calculate the pH for the above titration

Q: Potassium hydrogen phthalate is a solid, monoprotic acid frequently used in the laboratory as a…

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Q: Which of the following has the highest pOH ?   0.2 M NaOH…

A: The concentration of the hydroxide ion in the solution can be defined by the pOH of the solution.…

Q: The pKa of hypochlorous acid is 7.530. A 56.0 mL solution of 0.148 M sodium hypochlorite (NaOCI) is…

A: NaOCl is the conjugate base of a weak hypochlorous acid. This base is formed when weak hypochlorous…

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.