Calculate the concentration of HCI in an aqueous HCI solution with a pH of 2.21.

Q: In a titration experiment, it takes 31.45 mL of 0.018 M NaOH to neutralize a 15.00 mL sample of HCI.…

A: Acid reacts with base to form salt and water. In the given reaction acid is HCl. It reacts with NaOH…

Q: What is the pH of a barium hydroxide solution obtained by dissolving 0.27 grams of barium hydroxide…

A:

Q: 1. 10 mL of 5.0x10 M HCl solution is mixed with 150 mL of water to make a new HCI solution. What is…

A:

Q: The pH of a 0.0068 M solution of Ca(OH)₂ is

A: pOH = - log[OH-] pH + pOH = 14

Q: The pH of rainwater in a polluted area was found to be 3.50. What is the hydrogen-ion concentration…

A: The given data : The pH of rainwater = 3.50 To determine = The concentration of hydrogen ions.

Q: The pH of an aqueous solution at 25°C was found to be 2.40. The pOH of this solution is The…

A: Given that   Ph of aqueous solution is 2.40

Q: A solution is 0.0500 M in NH4Cl and 0.0300 M in NH3. Calculate its OH- concentration and its pH.

A:

Q: An unknown mass of Na2O (molar mass = 61.979 g/mol) was dissolved in enough water to create a 150.0…

A: Answer:Value of pOH in a solution is:Also,

Q: Calculate the hydrogen ion concentration and the hydroxide ion concentration of this light-bodied…

A: Given pH = 3.1

Q: Determine the pH of the resulting solution when the following two solutions are mixed: 40.0 mL of…

A: In this question, we have to find out the correct answer of given problem by the help of the…

Q: Calculate the pH of a solution that is 1.00 M HClO and 0.50 M NaClO.

A: NaClO is salt of weak acid HClO and strong base NaOH.Therefore it forms a buffer solution ,whose pH…

Q: A student is provided with a 1.0 M stock solution of hydrochloric acid (HCl) and asked to mix 5.00…

A: The dilution solution is prepared by reducing the concentration of solute in stock solution by…

Q: Calculate the pH of each of the following strong acid solutions. (a) 0.000726 M HClO4 pH =…

A:

Q: The pH of saliva is normally in the range of 6.4 to 7.0. However, when a person is ill, the person's…

A: pH is defined as negative logarithm of hydrogen ion concentration   pH= -log[H+] If pH<7 then the…

Q: What is the approximate pH of a 0.02 M solution of a strong monoprotic acid? Of a 0.02 M solution of…

A: Molarity of monoprotic acid=0.02MMolarity of Strong base(KOH)=0.02M

Q: (a) blood, pH = 7.50 acidic Obasic neutral (b) gastric juice, pH = 2.50 acidic Obasic M neutral M

A:

Q: Calculate the pH of a 7.4 × 10 "M aqueous solution of hydrochloric acid (HCI) .

A: Since HCl is a strong acid. Hence it will dissociate completely as per the reacton  HCl -----> H+…

Q: If 15.0 mL of glacial acetic acid (pure HC2H3O2) is diluted to 1.50 L with water, what is the pH of…

A: Given Volume of solution = 1.50 L Volume of glacial acetic acid = 15.0 mL density of glacial acetic…

Q: Calculate the pH of a solution that is 1.9 x 10^-2 M Ba(OH)2.

A: pH of a solution is equal to the negative logarithm of hydronium ion concentration while pOH is…

Q: Sodium hypochlorite solution is also known as bleach. It contains the hypochlorite ion ClO-.  (a)…

A:

Q: What is the pH of a solution in which 43 mL of 0.33 M NaOH is added to 13 mL of 0.170 M HCl?

A: Moles of NaOH and HCl are determined as follows,

Q: The pH of a 0.0062 M solution of Ca(OH)₂ is

A:

Q: The pH of an aqueous KOH solution is 12.38. What is the hydrogen ion concentration of this solution?

A:

Q: You are given a 125 mL aqueous solution containing an unknown amount of NH4Cl salt. The solution has…

A: Given that, pH of solution =4.82  volume =125 ml =0.125 L  mass of NH4Cl =?

Q: The pH of a solution is a measure of the molar concentration of hydrogen ions, H* in moles per…

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

Q: Pyridinium bromide 1C5H5NHBr2 is a strong electrolyte that dissociates completely into C5H5NH+ and…

A: Given: pH of the pyridinium bromide = 2.95 To find: The concentration of pyridinium cation at…

Q: Hydrochloric acid is used for removing rust from iron or steel before it is processed for other…

A: Molarity :-              Molarity (M) is the amount of a substance in a certain volume of solution.…

Q: Consider two solutions; one of a weak acid and one of a strong acid. How is it possible that a…

A: Strong acid undergoes complete ionisation of acid into individual ions  and pH is very high.  Weak…

Q: Define and give an example of (a) A weak acid, (b) A weak base

A: Definition of weak acid and weak base with example is given below

Q: In industrial environments, benzoic acid, C6H5COOH, is widely used to produce a range of products…

A: Given ,