To prepare 1L of 1x TAE buffer solution, we need to mix _-_ mL of a 40x TAE stock solution (40x more concentrated) with mL of water Please fill in the blanks and show how the calculations were done.

Q: Calculate te ptt of te fllowing: 5. A solution that contains 0.10 M ammonium hydrochloride and 0.010…

A: Given that -  Molarity of ammonium chloride, NH4Cl = 0.10 M  Molarity of HCl = 0.010 M  Also , pKa…

Q: SOLUTION pH [H*), M рон [он], м 0.0345 M HCI 0.000890 M Sr(OH)2 Mixture of 10.0 mL each of the 2…

A: The pH of the solution is calculated by the formula: pH=-logH+ Where [H+] is the concentration of H+…

Q: Two beakers A and B contain ferric hydroxide sol and NaCl solution respectively. When a beam of…

A:

Q: A solution made by mixing 100mL 1.50x10-8 M NAOH and 100mL H,0 has a pH 2 8.00 Select one: O True O…

A:

Q: Which of the following statements best explains why 0.001 M acetic acid solution has higher degree…

A: Equation representing ionization of weak acid (HA): HA + H2O ⇌ A- + H3O+ Degree of ionization…

Q: A 0.867 g sample of an unknown acid requires 32.2 mL of a 0.182 M barium hydroxide solution for…

A: The reaction between diprotic acid and Ba(OH)2 is as follows,

Q: A group of students working in a chemistry lab is planning a procedure to neutralize 25.0mL of 2.0 M…

A: Acid-base titration: Titration is a method to determine the concentration of unknown acid by using…

Q: u make 50.00mL of a 0.045M solution of NaOH from a 2.5M stock solution. 9. How many milliliters of…

A: Answer: As, for the dilution, we add water in the solution, therefore moles of NaOH taken from stock…

Q: A student performs a titration on a 5.00 mL sample of an HBr solution. She uses 24.32 of a 0.459 M…

A:

Q: Calculate molar concentrations of Cl-, Al3+, SO42-, Na+, and Fe2+ in 500 mL of water. Added to this…

A: Molarity (M) :-  Number of moles of solute dissolved in one litre of solution is defined as as molar…

Q: What is the molarity of an Acetic Acid solution if 25.50 mL require 25.24 mL of 0.112M NaOH to…

A: The balanced reaction between Acetic acid and NaOH is as follows:

Q: Two (2) grams of vinegar solution was given to you to analyze for the percent acetic acid present in…

A:

Q: 2. A 200 ml of 0.05 F hydrogen sulfide solution is added to 25 ml 1.5 F acetic acia solution.…

A:

Q: A student mixes 40.mL of 0.10MHBr(aq) with 60.mL of 0.10MKOH(aq) at 25°C. What is the [OH−] of the…

A:

Q: A 40-mL sample of rhubarb juice is titrated against 0.270 N NaOH, and 18.4 mL of NaOH is required…

A: A neutralization reaction is defined as the reaction in which an acid reacts with a base to form a…

Q: Example / What volume of 0.40 M Ba(OH)2 must be added to 50 mL of 0.30 M NAOH to give a solution…

A: Molarity of Ba(OH)2=0.40 M  The volume of Ba(OH)2=y mL Molarity of NaOH= 0.30 M  Volume of NaOH=50…

Q: A 25.0 mL volume of HCl solution of unknown concentration is titrated with a 0.172 M NAOH solution.…

A:

Q: 1. Find the product of the [H3O*] and [OH] for all your solutions and record value on Table 2. oit…

A:

Q: 16) What is common among all the solutions that conducted an electrical current? 17) Suppose that…

A: Answer 16):Electric current is produced due to the flow of electric charge either in the form of…

Q: 22) The POH of 0.180 M NaCN (basic salt) (Kb of CN¯ = 2.22 x 10°) is: a) 10.9 b) 4.68 c) 3.09 d)…

A: The concentration of basic salt (NaCN) = 0.180 M  The equilibrium constant, Kb of CN– = 2.22 × 10–9…

Q: Beaker C contains 100ml of an aqueous solution 0.1 M and same for beaker F. Beamer C contains KOH.…

A: The base KOH is a strong base. Hence it will dissociate completely producing OH- and K+ ions But…

Q: A 0.7500 g sample of a phosphoric acid (H3PO4) solution with unknown concentration requires 30.00 mL…

A: Whenver an acid and base reacts with each other than they form salt and water and the process is…

Q: Calculate the [NO3 1-] in a 2M Ca(NO3)2 solution

A: Given that, [Ca(NO3)2] = 2M then,

Q: A 30.0 mL solution of 1.25 M HCl is required to fully titrate a cleaning solution with the active…

A: The reaction from this acid base titration we get, HCl +NaOH-----> NaCl + H2O We Know,…

Q: 40.0 ml of nitric acid requires 100.0 ml of 0.500 M potassium hydroxide to neutralize it. What is…

A: The expression to calculate the unknown value from known concentration is given by, M1V1=M2V2 where…

Q: Phosphate buffer solution is purchased as a(n) 5x stock solution. The solution is more concentrated…

A:

Q: It is used to deliver a small quantity of distilled water 2. Reagents whose label of containers are…

A: To write one word for the given sentences:

Q: 18. BaSO4 (s) is added to water until some solid BaSO4 remains in excess. Later solid Ba(NO3)2 is…

A: In the given reaction BaSO4 is dissolved in water till there is a solid Barium sulphate is in excess…

Q: A 100.0 mL sample of natural water was titrated with NaOH. The titration required 13.25 mL of 0.1589…

A:

Q: 10.0 cm3 of a 0.100 M H2SO4solution are added to a 25.0cm3 of a 0.120 M NaOH solution. a.…

A: Given:-Volume of H2SO4=10.0cm3=10.0×10-3L as 1cm3=10-3LMolarity of H2SO4=0.100MVolume of NaOH=25.0…

Q: Ionic compounds are strong electrolytes which means they typically ionize completely to form the…

A: Given, Ionic compounds are strong electrolytes which means they typically ionize completely to form…

Q: In a titration experiment, 20mL of H;SO, was needed to completely neutralize 30ml of 0.2 N NaOH.…

A: H2SO4 is a diprotic acid and NaOH is monobasic base. 2NaOH+H2SO4 --->Na2SO4 + 2 H2O  2 moles of…

Q: A 15.0 mL sample of HCI (acid) required 28.0 mL of 0.25 M NaOH (base) to reach the egyiyalence…

A: Given, volume of HCl (acid) (Va) = 15.0 mL. Volume of NaOH (base) (Vb) = 28.0 mL. Concentration of…

Q: titration was performed on a sample containing HCl. It took 17.4 mL of a 0.150M NaOH solution to…

A: Volume of NaOH=17.4mL Concentration of NaOH=0.150M Volume of H2SO4=10mL

Q: A)Determine the [OH−][OH−] of a solution that is 0.150 MM in F−F−. HFHF has a KaKa of…

A:

Q: A solution is made from 0.39 M HF and 0.31 M NaF. What is the pH of the K, for HF is 6.8x10 4?…

A: Given data, here HF is a weak acid and NaF is a salt. Concentration of HF ,[HF]=0.39 M Concentration…

Q: Do we include aqueous solutions when applying Le Châtelier principle?

A: Any changes done in the reaction's conditions leads to the disruption of equilibrium and the…

Q: Four solutions of an acid dissolved in water are sketched below, as if under a microscope so…

A: The strength of acid depends upon the degree of dissociation of acid. So, higher the degree of…

Q: Each row of the table below describes an aqueous solution at 25 °C. The second column of the table…

A:

Q: A solution is prepared by dissolving 10.8 g ammonium sulfate in enough water to make 100.0 mL of…

A: The question is based on the concept of molarity.    it is defined as number of moles of solute…

Q: 180 mL of a NaOH solution of unknown concentration is titrated against a 1.86 M solution of HCl.  It…

A: This question is based on acid base titrations. The balanced chemical equation is as follows: As…

Q: A 0.2649-g sample of a monoprotic acid neutralizes 53.8 mL of 0.07193 M KOH solution. Calculate the…

A:

Q: (d) It was found that 16.5 mL of a 0.5 M sulphuric acid (H2SO4) solution neutralised 25 mL of a…

A: Given that 16.5 mL of a 0.5 M H2SO4 solution is neutralised by 25 mL of a NaOH solutionWe have to…

Q: What is the concentration of NaOH after 50.0 mL of 0.250 M NaOH is added to 120mL water?

A: We have to calculate the final concentration of NaOH.

Q: Each row of the table below describes an aqueous solution at 25 °C. The second column of the table…

A: Solution A  Initial component : H2O Initial Type : neutral  As H2O is neutral compound so the…

Q: If the final volume is 200 mL and the pH is 8.57 and the Ka is 1.8 x 10^-5, find the initial…

A: From the Henderson-Hasselbalch Equation: pH=7+12[pKa+logc] where pH: 8.57 pKa = -log[Ka] Ka =…

Q: Three titrations were performed using 0.0250M aqueous H2SO4 1) 14.97 mL, 2) 15.01mL and 3) 15.02mL…

A: Write the expression to calculate the required values from known values is given by, M1V1=M2V2 where…

Q: A titration was performed on a sample containing HCl. It took 17.4 mL of a 0.150M NaOH solution to…

A: Acid base Titration:

Q: 3. If 26.22 mL of 0.100 M NaOH is used to titrate 25 mL of acetic acid, what was the M of acetic…

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.