Enough of a monoprotic weak acid is dissolved in water to produce a 0.0180 M solution. The pH of the resulting solution is 2.35. Calculate the K, for the acid. K, = MacBook

Q: A chemist dissolves 108. mg of pure perchloric acid in enough water to make up 210. mL of solution.…

A: The given data is as follows: The mass of perchloric acid = 108 mg = 108×10-3 g=0.108 g The volume…

Q: calculate the

A: Ammonium chloride (NH4Cl) is salt of weak base-strong type. pKb of weak base = 4.74 Concentration of…

Q: A chemist dissolves 383. mg of pure hydrobromic acid in enough water to make up 320. mL of solution.…

A: Given, mass of HBr = 383 mg = 0.383 g Volume of the solution = 320 mL = 0.320 L pH of the solution =…

Q: A chemist dissolves 831. mg of pure hydrochloric acid in enough water to make up 170. mL of…

A: Given data: Mass of pure hydrochloric acid HCl = 831 mg = 0.831 g Volume of solution = 170. mL =…

Q: A solution has a pH of 11.15. Calculate the [OH-] for the solution above (to 2 significant…

A:

Q: Pick the correct answer. Assume equal concentration of solutions. As the magnitude of the K, of a…

A:

Q: A chemist dissolves 631. mg of pure hydrochloric acid in enough water to make up 240. mL of…

A: Given as Mass of HCl=631 mg Volume of solution= 240 mL The pH of the solution has to be calculated.

Q: A chemist dissolves 641. mg of pure nitric acid in enough water to make up 60. mL of solution.…

A: Molecular mass of nitric acid = 63 gm / mol => moles of nitric acid = mass in gm / molecular mass…

Q: A chemist dissolves 363. mg of pure hydrochloric acid in enough water to make up 170. mL of…

A: Solution for both questions are

Q: A chemist dissolves 696. mg of pure perchloric acid in enough water to make up 350. mL of solution.…

A: and,

Q: A chemist dissolves 132. mg of pure hydrochloric acid in enough water to make up 60. mL of solution.…

A:

Q: A chemist dissolves 839. mg of pure nitric acid in enough water to make up 380. mL of solution.…

A: Given, mass of nitric acid (HNO3) = 839 mg = 0.839 g Volume of the solution = 380 mL = 0.380 L pH of…

Q: A chemist dissolves 164. mg of pure nitric acid in enough water to make up 120. mL of solution.…

A:

Q: A chemist dissolves 262. mg of pure hydrobromic acid in enough water to make up 390. mL of solution.…

A:

Q: Sodium hypochlorite (NaOCI) is the active ingredient in laundry bleach. Typically, bleach contains…

A: NaOCl is a salt of weak acid HOCl and strong base NaOH. The equilibrium reaction will be:…

Q: A chemist dissolves 846. mg of pure hydrochloric acid in enough water to make up 120. mL of…

A:

Q: A chemist dissolves 555.mg of pure perchloric acid in enough water to make up 60.mL of solution.…

A: We have to calculate the pH of perchloric acid.

Q: mist dissolves 845. mg of pure hydroiodic acid in enough water to make up 70. mL of solution.…

A: Given, amount of hydroiodic acid =845 mg =0.845 garmvolume of solution =70 mL =0.07 Lwe are asked to…

Q: Determine the pH of an HF solution of each of the following concentrations. In which cases can you…

A: We need to calculate pH of HF. 1) 0.240 M 2) 0.0530 M 3) 0.0300 M

Q: The pH of a solution is 6.45. What are the concentrations of the hydroxide ions and the hydronium…

A: Given: The pH of the solution = 6.45

Q: A chemist dissolves 643. mg of pure perchloric acid in enough water to make up 250. mL of solution.…

A: Given,  mass of perchloric acid = 643 mg                                            = 0.643 g…

Q: A chemist dissolves 511. mg of pure nitric acid in enough water to make up 320. mL of solution.…

A:

Q: Enough of a monoprotic weak acid is dissolved in water to produce a 0.0184 M solution. The pH of the…

A: Acids are the compounds which donate protons, H+ in the solution. Weak acids partially dissociate…

Q: A chemist dissolves 102. mg of pure perchloric acid in enough water to make up 310. mL of solution.…

A: Using given mass and volume first the molarity of the solution is calculated. Calculate the moles of…

Q: If the concentration of [OH-] in a solution is 10-7 M, the pH of the solution is ________, and…

A:

Q: Enough of a monoprotic weak acid is dissolved in water to produce a 0.0104 M solution. The pH of the…

A: Given, pH of the solution is 2.63 and the concentration is 0.0104M We can determine the Ka using the…

Q: A chemist dissolves 491. mg of pure sodium hydroxide in enough water to make up 60. mL of solution.…

A: The given data is as follows:       The mass of sodium hydroxide = 491 mg = 0.491 g The volume of…

Q: A chemist dissolves 170 , mg of pure nitric acid in enough water to make up 70. mL of solution .…

A: Ans.  Number of the moles of the nitric acid = mass/molar mass =0.170g/63.01g/mol = 0.0026979 moles…

Q: A chemist dissolves 866. mg of pure perchloric acid in enough water to make up 50. mL of solution.…

A: Given: Mass of perchloric acid (HClO4) = 866 mg =866×10-3 g Volume of the solution = 50 ml = 50×10-3…

Q: What is the concentration of hydroxide ion in a 0.160 M  aqueous solution of hydroxylamine, ? What…

A: Given: The concentration of the aqueous solution of hydroxylamine (NH2OH) is 0.160 M The Kb value is…

Q: Calculate the pH of a 0.155 M  solution of KOH.   Calculate the pOH of a 0.155 M  solution of KOH.…

A: GivenThe molarity of solution = 0.155M

Q: A chemist dissolves 595. mg of pure nitric acid in enough water to make up 360. mL of solution.…

A: Molar mass of HNO3,

Q: 0.0703 mol of the weak acid HBarb are dissolved in 325 mL of water. The pH of the solution is 2.34.…

A:

Q: A chemist dissolves 715.mg of pure sodium hydroxide in enough water to make up 60.mL of solution.…

A: Given,

Q: A chemist dissolves 689. mg of pure perchloric acid in enough water to make up 270. mL of solution.…

A: 1. moles of HClO4 (n) :      n = W/GMW              where                       W = mass of…

Q: Enough of a monoprotic weak acid is dissolved in water to produce a 0.0194 M solution. The pH of the…

A: Given, a weak monoprotic acid is dissolved in enough amount of water to make the aqueous solution.…

Q: A chemist dissolves 759. mg of pure hydrochloric acid in enough water to make up 80. mL of solution.…

A:

Q: Consider an aqueous solution of sodium sulfate for the following:(a) Write the reaction for how it…

A: IONIC COMPOUND:  Ionic compounds are composed of compounds that are bonded by an electrostatic…

Q: Enough of a monoprotic weak acid is dissolved in water to produce a 0.0120 M solution. The pH of the…

A:

Q: Calculate the pH of a 0.052

A: Since the LiOH is a strong base, it completely dissociate into ions in its solution. So the…

Q: A chemist dissolves 217. mg of pure hydroiodic acid in enough water to make up 330. mL of solution.…

A: Mass of HI given is 217 mg Molar mass of HI is 128 g/mol. No. of moles of HI can be calculated as:…

Q: A chemist dissolves 227. mg of pure hydrobromic acid in enough water to make up 90. mL of solution.…

A: A numerical problem based on pH calculation, which is to be accomplished.

Q: Enough of a monoprotic weak acid is dissolved in water to produce a 0.0187 M solution. The pH of the…

A: concentration of solution = 0.0187 M pH of solution = 2.42 ka = ?

Q: A chemist dissolves 326. mg of pure potassium hydroxide in enough water to make up 130. mlL of…

A: Given: Mass of KOH = 326 mg = 0.326 g                                     (since 1 g = 1000 mg) And…

Q: 500.0 mL of HCl gas at 27∘∘C and 750.0 mmHg completely dissolves in 100.0 mL of pure water, what is…

A:

Q: Enter your answer in the provided box. Calculate the pH of a 0.35 M KOH solution. pH

A: Given:   The molarity of KOH solution is 0.35 M.

Q: A chemist dissolves 307. mg of pure perchloric acid in enough water to make up 200. mL of solution.…

A: Perchloric acid is HClO4  Given : Mass of HClO4 added = 307 mg = 0.307 g…