A 5.00 mL solution of H,SO4 was transferred to a 25.00 mL volumetric flask and was diluted to the mark. A 2.00 mL aliquot was then taken and added with 98.00 mL water. The pH of the resulting solution was found to be 3.25. What was the molarity of H2SO4 in the original solution.

Q: A large volume of 0.1760 M H2SO3(aq) is treated with enough NaOH(s) to adjust the pH of the solution…

A: Introduction: pH: pH is used to express the acidity of the solution. It is defined as negative…

Q: The pH of human blood is steady at a value of approximately 7.4 owing to the following equilibrium…

A:

Q: The pH of black tea is 5.5, while the pH of Coke is 2.5. Which of the following correctly describes…

A: To know the concentration of H+ ion , pH scale is introduced  Negative logaritham of H+ ion…

Q: Water exposed to air contains carbonic acid, H2CO3, due to the reaction between carbon dioxide and…

A: SOLUTION: Step 1: The given reaction is CO2 (aq) + H2O (l) ↔H2CO3 (aq) Air saturated water has the…

Q: The pH of a solution containing a [H3O+] = 3.40 x 10 negative 5 M, is:

A: pH is a scale to measure the concentration of hydrogen ions. The negative logarithm of hydrogen ion…

Q: Group III (Al3+, Cr3+, Fe3+, Zn2+) cations produce very soluble sulphides so they can be…

A: The Group III cations include Al3+, Cr3+, Fe3+, Zn2+, Ni2+, Co2+ and Mn2+ ions. The solubility of…

Q: A solution is made by dissolving 30.1 g of Ba(NO,), in 500.0 mL of water. Using Kb(NO,) = 2.2 x…

A: The given salt Ba(NO2)2 on hydrolysis gives a mixture of strong base, Ba(OH)2 and a weak acid, HNO2.…

Q: Calculate the pH of pure water at 40ºC, given that Kw is 2.92 x 10-14 at 40ºC.

A:

Q: Sodium benzoate, NaC6H5COO (molar mass 144.1 g mol-1) is a common food preservative. The Ka of…

A: given - volume of NaC6H5COO = V1 = 25 ml volume of HCl = V2 = 16.67 ml conc. of HCl = C2 = 1.20…

Q: A large volume of 0.1560 M H₂SO3(aq) is treated with enough NaOH(s) to adjust the pH of the solution…

A: Answer. H2SO3 is a diprotic acid. A Diprotic acid is that which has two ionisable hydronium ions…

Q: Malonic acid, H,C,H,O,(aq), is a diprotic acid, so 2 moles of hydroxide ions are required per HIUIU…

A:

Q: Calculate the pH of the following solutions in which the [H+] is a) 0.01, b) 1.0 x 10 –8 , and c)…

A: Given that -  Hydrogen ion concentration , [H+] are -  a) 0.01 b)1.0 x 10 –8  c) 4.67 x 10 –4  Then,…

Q: Sodium benzoate, NaC6H5COO (molar mass 144.1 g mol-1) is a common food preservative. The Ka of…

A: Molarity of a solution may b defined as the ratio of number of moles to the volume of solution in…

Q: 2. Describe the alkaline error in the measurement of pH. Under what circumstances is this error…

A: The answer to the following question is-

Q: 2. The pH of a lime is 1.90. What is the [H3O*]?

A: pH is negative log of Proton concentration.

Q: Consider two solutions, solution A and solution B. [H+] insolution A is 250 times greater than that…

A:

Q: A solution is made by dissolving 26.5 g of LIC3H5O2 in 500.0 mL of water. Using Kb(C3H5O2) = 7.7 x…

A: Given: The mass of LiC3H5O2 = 26.5 g The volume of the solution = 500.0 mL The Kb of C3H5O2- = 7.7 ×…

Q: Calculate the pH of a solution (aq., 25 oC) when 20.00 mL of 0.284 M HNO3 is mixed with 30.00 mL of…

A:

Q: There is a spillage of concentrated hydrochloric acid (HC ) into the only water storage tank at the…

A: pH = -log [H+] [H+] [OH-] = 10-14

Q: A student added 1.78g of Ca(OH)2(9) to 0.250 L of 0.200 molL"' HNO3(aq)- The mixture was carefully…

A: We have to calculate the pH of solution.

Q: The pOH of 0.0200 M solution of Sr(OH)2 is

A: pOH is defined as the negative logarithm to the base 10 of OH- ion Concentration  pOH = -log10[OH-]…

Q: A solution is created by adding 0.144 grams of sodium hydroxide and 0.0217 grams of hydrochloric…

A:

Q: Calculate the pH of a solution (aq., 25 oC) when 60.00 mL of 0.0500 M NH3 is titrated with 25.00 mL…

A: Ammonia and hydrobromic acid will do acid-base reaction.

Q: Sodium benzoate, NaC6H5COO (molar mass 144.1 g mol-1) is a common food preservative. The Ka of…

A: IMPORTANT POINTS: Firstly 25 ml  of the stock solution was taken , which was titrated with HCl…

Q: A solution of 1.7×10−6 M HNO3(aq) (10.0 mL) is diluted to 10.0 L with pure deionized water at 25 °C…

A:

Q: a) Calculate [H3oʻ], [C2H3O2¯ ] and [HC2H3O2] for a solution prepared by mixing 35.0 mL of o.10 M…

A: The number of moles of acetic acid in 35.0 mL of 0.10 M acetic solution and the number of moles of…

Q: Determine the pH of the resulting solution when the following two solutions are mixed: 50.0 mL of…

A: The given information is: Volume of HNO2 = 50ml = 0.050 L Concentration of HNO2 = 0.500 M Volume of…

Q: For the reaction of hydrazine (N2H4) in water, H,NNH, (ag) + H20(1) = H,NNH3* (aq) + OH (ag) K, is…

A:

Q: Consider, barium hydroxide, Ba(OH) 2 , a white powdery substance used in the treatment of wastewater…

A: pH is defined as negative logarithm to the base 10 of hydrogen ion concentration expressed in mol/L.…

Q: Calculate the pH of a mixture made by adding 54.6 mL of 0.015 M HHNO3(aq) to 142.9 mL of water at…

A: Given,  The pH of a mixture made by adding 54.6 mL of 0.015 M HNO3(aq) to 142.9 mL of water at 26.6…

Q: The concentration of H* (or H3O*) from part A should be 1.02×10¬2 mol L-1. What is the pH of the…

A:

Q: The pH of a 1.00 M NaCH3COO (aq) solution is 9.38. a/ Determine the concentration of [OH] in the…

A:

Q: Calculate the pH and pOH of a solution resulting from dissolving 0.75 grams of perchloric acid in…

A: Given: Mass of perchloric acid i.e HClO4 = 0.75 g And volume of solution = 1500 mL = 1.500 L…

Q: 6. Acid-Base Equilibria. If HNO, is added to water, how does [OH ] change? How does pH change? a Use…

A: For pure water,  [H+] = [H3O+]  Hydrogen ion is not stable so with water it form hydronium ion. [H+]…

Q: Sodium benzoate, NaC6H5COO (molar mass 144.1 g mol-1) is a common food preservative. The Ka of…

A: We have around us various solutions. It consists of the dissolution of several compounds. Both sides…

Q: Calculate the pH of a mixture containing 0.23 M HONH2 and 0.44 M HONH3Cl. (Kb = 1.1 × 10–8)  What…

A:

Q: 2.50 g of sodium acetate, CH3COONa was dissolved in 150.0 mL of water, H2O. A solution of 0.025 M…

A:

Q: 2.44 moles of HNO3 is added to water and the final volume is 330mL. The pH of this solution was…

A: Nitric acid is strong acid. Given , pH = 1.47

Q: A patient’s sputum was collected for a laboratory analysis. The results revealed that the [H3O+]…

A: Given data contains, The concentration of hydronium ion is 5.2 x 10-7 M.

Q: A student added 1.78g of Ca(OH)2(9) to 0.250 L of 0.200 molL-1 HNO3(aq)- The mixture was carefully…

A: Reaction: Ca(OH)2 (aq)-----> Ca2+(aq) + 2OH- (aq) HNO3 ------> H+ + NO3 -..........*2…

Q: Zn(II) hydroxide is amphoteric (amphiprotic). Complete and balance the following equations. Include…

A: Zn(II) hydroxide is amphoteric (amphiprotic).

Q: A solution is labeled 0.0404 M Sr(OH), Complete and balance the dissociation of Sr(OH), into ions in…

A: pH of solution is defined as negative logarithm of hydrogen ions.

Q: Determine the pH of a 0.15 M solution of Ca(BrO2)2 at 25 °C. At the same temperature, Ka for HBRO, =…

A:

Q: prepared

A: Equilibrium Reaction is :  F^-(aq) + H2O(l) <------> HF(aq) + OH-(aq)    Major species are :…

Q: The pH of orange juice is about 3.5. What would be the pOH of orange juice?

A: Given: pH= 3.5 pOH=? It is calculated as

Q: If the KbKb of a weak base is 1.6×10−6,1.6×10−6, what is the pH of a 0.18 M0.18 M solution of this…

A: Concentration of the solution is 0.18 M. Kb = 1.6 x 10-6 The Ka value is calculated by following…

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.