If you have 500 ml of .15M Formic Acid, what is the pH of this solution? What is the pKa? How many grams of Sodium Formate would you have to add to raise the pH to 3.85? How many grams of HCl would you have to add to lower the new pH by .2 ?

Q: What mass of KOH would need to be dissolved in 500.0 mL of water to produce a solution with a pH of…

A: KOH completely dissociates since it is strong base.Concentration of KOH is determined as follows,

Q: A 0.10 M solution of formic acid (HCOOH) is prepared in various solvents: Compute the pH of each…

A: Since you have posted a question with multiple sub-parts, we will solve first three subparts for…

Q: pH = 3. How many liters of distilled water must be added to 1 liter of this solution to make the pH…

A: We will. Calculate volume of water

Q: Which of the following combinations would give a pH above 7.00 at the "equivalence point" (when…

A: The titration of a weak acid and a strong base, the pH at the equivalence point is greater than 7.00…

Q: A swimming pool has a volume of one million liters. How many grams of HCI would need to be added to…

A: The question is based on the concept of solutions. we need to determine how much hydrochloric acid…

Q: Order these chemical species by increasing pH of an 0.1 M aqueous solution of each. That is, imagine…

A: pH is the measure of acidity and basicity of the solution. A solution with pH lower than 7 is acidic…

Q: Which solution contains more moles of acid, 50 mL of 0.2 M HCl or 50 mL of a 0.2M acetic acid…

A: Given: The solution 50 mL of 0.2 M HCl. The solution 50 mL of a 0.2M.

Q: A 4.0 M HCl solution is used to titrate a 2.0 M KOH solution.   a.   How many ml of the HCl…

A: To  solve the question regarding neutralization reaction.

Q: Write the reaction that occurs and calculate the pH. a) 15.0mLof0.10MNaOHisaddedto5.0mLof0.15MHCl…

A: Since, To get pH, [H+] or [H3O+] should be calculated.

Q: A certain weak base has a ?bKb of 8.80×10−7.8.80×10−7. What concentration of this base will produce…

A: 0.057 M

Q: Q3// Grams of Sodium Formate required to add to 40oml of o.1M Formic acid to make the pH of solution…

A: Henderson-Hasselbalch equation The equation that is used to find the pH of a buffer solution is…

Q: Calculate the theoretical ph of each solution a. 0.200M sodium bicarbonate (carbonic scid: pka1=…

A:

Q: Calculate the pH you would expect for a 0.15 M aqueous solution of each substance. - nitric acid -…

A: To calculate pH , we first check nature of substance as strong acid , weak acid , strong base or…

Q: A chemist dissolves 273. mg of pure nitric acid in enough water to make up 80. mL of solution.…

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

Q: If you have 500 ml of .15M Formic Acid, what is the pH of this solution? What is the pKa? How many…

A:

Q: pH

A:

Q: What is the pH of a solution of 1.0 × 10-9 M NaOH (include 1 digit after the decimal in your…

A: The pH of any compound can be calculated on the basis of the concentration of hydronium ions present…

Q: 0.45 g of hydrogen chloride (HCI) is dissolved in water to make 2.0 L of solution. What is the pH of…

A: The negative logarithm to the base 10 of H+ ion concentration expressed in mol/L of a solution is…

Q: When 90 mL of water is added to 10 mL of 0.1 M sodium hydroxide, NAOH, the pH.. .... O changes to 3.…

A: The pH of solution will before adding water : If [NaOH] = 0.1 M [OH-] = 0.1 M [H+][OH-] = 10-14 [H+]…

Q: How many grams of ascorbic acid and mL of 0.1M sodium hydroxide must be added to 100 mL of water to…

A: Given: Concentration of NaOH = 0.1 M pH = 3.9 Total concentration = 0.25, 0.5, and 0.1mM ka of…

Q: 7.30×10−7. What concentration of this base will produce a pH of 10.14?

A:

Q: A 0.100 M ethylamine solution (CH3CH2NH2) has a pH of 11.82. Find the value of the Kb of this base.

A: We have to predict the Kb for the base.

Q: Calculate the pH of a solution that is 0.080 Min trimethylamine, (CH3)3N, and 0.13 Min…

A:

Q: I place 20.0 mL of deionized water and 2.0 mL of 0.10 M HCl into a beaker. What is the calculated…

A: The total volume of solution present in the beaker is 22.0 mL.

Q: Fill in the Blank Would you expect each of the following solutions to lower the pH , raise the pH,…

A: Since you have posted a question with multiple sub-parts, we will solve the first three sub-parts…

Q: A chemist dissolves 775. mg of pure hydroiodic acid in enough water to make up 310. mL of solution.…

A: Given :-  Mass of HI = 775.mg  Volume of solution = 310.mL  To calculate :-  pH of solution

Q: How many mL of a pH = 11 solution would you need to titrate 1 mL of pH 1 solution?

A:

Q: What quantity (moles) of HCl(g) must be added to 1.0 L of 2.0 M NaOH to achieve a pH of 0.00?…

A:

Q: A1 liter solution is made by adding 0.5983 moles NaH2PO4 and 0.5456 moles NazHPO4. What will be the…

A:

Q: You have 1.00 L of 0.10-M formic acid, HCOOH, whose Ka = 3.0 x 10-4. You want to bubble into the…

A: pH = 1/2( pKa - log c)  pH = 1/2 ( 4 - log 3 - log0.1)  pH = 2.26  ==> [H+] = 0.0055 M new pH =…

Q: A chemist dissolves 661. mg of pure hydrobromic acid in enough water to make up 310. mL of solution.…

A: HBr ---> H+ + Br-  Since 1 mole of HBr will produce 1 mole of H+  Hence concentration of H+…

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: he pOH of an aqueous solution at 25°C was found to be 8.10. The pH of this solution is _____ . The…

A: pH is given by the negative logarithm of the concentration of proton. pH = -log[H+] pOH is given by…

Q: 0.1 moles of acetic acid is added to water to a final volumbe of 1L?

A: Given: Moles of acetic acid=0.1 molesVolume of solution=1 L To find: pH

Q: A chemist dissolves 252. mg of pure nitric acid in enough water to make up 350. mL of solution.…

A: The mass of nitric acid is = 252. mg The mass of nitric acid is = 252 x 10^-3 g The volume of the…

Q: You take a 1.50 moles of strong acid HCl and a 1.00 moles strong base NaCl and combine them with a…

A: Hello. Since your question has multiple sub-parts, we will solve first three sub-parts for you. If…

Q: how much grams of NaNo2 we needed to add into the 100 ml HNO2 solution has a concentration = 0.1…

A: We have to calculate the mass of NaNO2 required.

Q: Put the following in order from highest to lowest pH if they all have the same molarity:…

A: The compounds given are C6H5COOH, HClO3, CsOH, Ba(OH)2, KCl and Li3PO4. The pH of any acid is always…

Q: What is the PH of a solution in which 15 mL of 0.01M NaOH has been to 25 mL of 0.01M benzoic acid…

A: Consider the reaction of NaOH with benzoic acid to form sodium benzoate is as follows;…

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 326. mg of pure hydrochloric acid in enough water to make up 250. mL of…

A: In aqueous solution, hydronium ion potential indicates the solution’s pH. The higher strength of…

Q: How many moles of NH4Cl would need to be added to 441.6 mL of 1.43 M NH3 to produce a solution with…

A:

Q: A certain weak base has a K, of 8.20 x 107. What concentration of this basc will produce a pH of…

A: Given, pH= 10.29 Kb = 8.20*10-7

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: A chemist dissolves 793. mg of pure hydrobromic acid in enough water to make up 90. mL of solution.…

A: Given data,Mass of HBr=793mg=0.793gVolume of solution=90mL=0.09L

Q: Consider 0.10 M solutions of acetic acid, ammonia, hydrochloric acid, and sodium hydroxide. Rank…

A: Acetic acid - weak acid Ammonia - weak base  Hydrochloric acid - Strong acid Sodium Hydroxide-…

Q: what do you expect to happen to the pH of the same if you add 1 ml of i M NaOH instead of 1 ml of 1…

A: Answer PH  does not effect by adding acid or base in the system 1ml of…

Q: What volume (in mL) of 11.7 M HCl would be required to make 500.0 mL of a solution with a pH of 3.20

A: [ H+ ] = [ HCl ]

Q: A chemist dissolves 248. mg of pure hydrochloric acid in enough water to make up 340. mL of…

A: Mass of HCl = 248 mg = (248 / 1000) g = 0.248 g Volume of solution = 340 mL = ( 340 / 1000 ) L =…

Q: Repeat the calculation after addition of 25 mL of 0.1M HCl.

A: This can be solved by acid base concept. Acid base mixer concept is used for second part.