- 8. 50 ml 0.1M NH, is mixed with 100 ml 0.1 M HCI. What is the pH of the resulting mixture? Ans. 1.48.

Q: 5.7 mL of 0.1 mol/L HCI solution was added to 10 mL of buffer solution at pH 4.0. Calculate the…

A:

Q: What volume (in mL) of 7.6 M HI would be required to make 500.0 mL of a solution with a pH of 3.20?

A: Given,Molarity of HI = 7.6 M = 7.6 mol/LpH of the solution = 3.20Volume of pH solution = 500.0 mL =…

Q: An aqueous solution is prepared to be 0.232 M in sodium nitrite and 0.101 M in acetic acid. (1) Is…

A: An aqueous solution is prepared to be 0.232 M in sodium nitrite and 0.101 M in acetic acid. 1) Is…

Q: A chemist,, Wishes to prepare 100.0 mL of a buffer of pH 10.0000 using the base methyl amine,…

A: Since you have posted multiple questions, we are entitled to answer the first only. 1) Given: Volume…

Q: he pH of a solution formed by mixing 20.0 mL of 0.250 M formic acid, HCOOH, and 8.0 mL of 0.400 M…

A:

Q: A student mixes 50.0 mL of 1.00 M Ba(OH), with 80.6 mL of 0.400 M H,SO4 Calculate the mass of BaSO,…

A: The complete balanced equation = Ba(OH)2 + H2SO4 →BaSO4 + 2H2OGiven in the question,Volume of…

Q: An aqueous solution is prepared to be 0.221 M in sodium formate and 0.113 M in benzoic acid. (1) Is…

A: Solution:   (1):   Yes, it is a buffer solution. (2nd) and (3rd) part are solved in step no. 2 which…

Q: A solution is prepared by diluting 20.0 mL of 0.0010 M HCl to a final volume of 2.00 liters. What…

A: Consider the given information is as follows; Volume of initial HCl solution V1= 20.0 mL = 0.02 L…

Q: How many milliliters of acetic acid with a concentration of 10M should be added to a liter of 0.09M…

A: Value of pH is used to calculate acidity or basicity of a solution. pH value of a solution at room…

Q: What volume (in mL) of 8.84 M HBr would be required to make 300.0 mL of a solution with a pH of…

A: Given that: Molarity of HBr = 8.84 M Volume of solution (Vsol) = 300.0 mL = 0.3 L pH = 2.97 Volume…

Q: What is the pH of a 125.0 mL of a 0.15 M LiOH solution after 70.0 mL of a 0.10 M HClO4 solution of…

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Q: When titrating 15 mL of hydrazoic acid (HN3) 0.000489 mol/L, with KOH 0.000517 mol/L: What is the…

A: Here we are required to find the pH of the solution

Q: A 0.015 M solution of a weak acid, HA, is 17% dissociated. Calculate the Ka of the acid.

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Q: A 2.00 L solution contains 0.411 M NH3 and 0.660 M NHA. (The Kb of NH3 is 1.86 10-). What is the pH…

A: Given: Concentration of NH3 = 0.411 M Concentration of NH4A = 0.660 M And volume of solution = 2.00…

Q: Calculate the pH after0015 mole of gaseous HCI is added to2730 mL of each of the following buffered…

A: Given  Volume = 273.0 mL = 0.273 L a) 0.093 C6H5NH2 and 0.16 M C6H5NH3Cl First find initial moles of…

Q: the

A: Moles of H2SO4 in a liter = 1.25mol  Moles of KOH = 1mol  Reaction is :  H2SO4 + 2KOH ----->…

Q: A- Calculate the pH of the resulting salt solution, when 100 ml of 0.1IN (HCI) was added to 0.IN…

A: The balanced chemical equation for the reaction of HCl and NH3 is                      NH3…

Q: An aqueous solution contains 0.494 M ethylamine (C2H5NH2). How many mL of 0.206 M hydroiodic acid…

A: Given data,Molarity of ethylamine=0.494MMolarity of HI=0.206MVolume of buffer=225mL=0.225LpH=10.6…

Q: How many grams of solid ammonium chloride should be added to 0.500 Lof a 0.239 M ammonia solution to…

A: The given information is: Volume of the solution = 0.5 L Concentration of the solution = 0.239 M pH…

Q: ACID-BASE EQUILIBRIA 175 23 39. 10 ml 0.1 M HCI is added to 100 ml of a solution which is 0.1 M both…

A:

Q: (0.1mol) of NaoH was added to 1L of a solution containing a weak acid and its base salt had the same…

A: Answer: Solution weak acid and its basic salt is a buffer solution whose pH is calculated by…

Q: How many moles of potassium hydroxide would have to be added to 225 mL of a 0.478 M acetic acid…

A: Here KOH was added in acetic acid. pKa of acetic acid is 4.75 Now, 225mL 0.478M CH3COOH =…

Q: How does the pH change in a buffered system compared to an unbuffered system?

A: A system of solution in which there is a remarkable amount of a weak base with its conjugate acid or…

Q: 50.0 mL of 0.100 M HBr(aq) is mixed with 50.0 mL of 0.0800 M KOH(aq). What is the pH of the final…

A: No. of mmol of HBr = 50 mL× 0.1M= 5mmol No. of mmol of KOH = 50 mL ×0.08M = 4 mmol

Q: What volume (in mL) of 8.84 M HBr would be required to make 300.0 mL of a solution with a pH of…

A: Given data of the following, M1 = 8.84 M , V1 = ? For second case, pH = 3.15, V2= 300.0 ml

Q: A solution containing 15.0mL of 4.00MHNO3 is diluted to a volume of 1.00L. What is the pH of the…

A: The given volume and molarity of HNO3 are 15.00 mL and 4.00 M. The given volume of diluted solution…

Q: Calculate the pH when 29.91 mL of 0.2628 M carbonic acid is mixed with 10.1 mL of 0.1448 M NaOH.

A: For carbonic acid, 29.91 mL of 0.2628 M carbonic acid Ncarbonic acid  = n- factor × M…

Q: The following buffered solutions were prepared. To 50.00 ml of the following buffered solutions,…

A: Given  4ml of NaOH was added to 50 ml of Buffer  We have to determine buffer capacity for the given…

Q: If 0.50 mL of 0.087 M HCl is added to the solution in (a), how many moles of the acetic acid, sodium…

A: Here we are required to find the percent change in pH of the buffer when acid is added.

Q: You have prepared a 0.11 M acetate buffer solution in a volume of 1 L at pH 5.76. You then added 80…

A: The Henderson-Hasselbalch equation is as follows: Where [A-] and [HA] are concentrations of…

Q: Calculate the pH of a solution containing 0.45 M HCN(aq) and 0.65 M NaCN. The Ka of HCN(aq) is 4.9 ×…

A: The answer is 9.469

Q: A compound has a place of 7.4. To 100mL of 1.0 solution of this compound at 8.0 is added 30mL of 1.0…

A: You didn't write question clearly. A compound has a pka of 7.4. to 100 ml of a 1.0 m solution of…

Q: mL sample of a 0.560 M aqueous nitrous acid solution is titrated with a 0.481 1 aqueous sodium…

A:

Q: 2.30 mL ofa 0.4375 M HCl solution are added to 35 mL of 0.250 NAOH solution. What is the final pH?

A: An acid HCl and base NaOH undergo neutralization reaction to form salt NaCl and water. For the given…

Q: 21) a 10.0 mol sample of HCl is mixed with 5.0 mol sample of NH,OH in 150.0 milliliter solution,…

A: Following information given in the question - Moles of HCl in Solution = 10 moles Moles of NH4OH…

Q: A chemist takes a liter of 1.25M H2SO4 and adds 1.50 moles of solid KOH. The addition of solid does…

A: The question is based on the concepts of PH calculation. we have been given sulphuric acid solution…

Q: 10010 ml, 0.1M HcL is udded to 100 ml of asalFion Which IS 0.1 M both in HOAC and NAOAC. By how many…

A: The questions are based on the concept of PH calculations. we have to determine how much by pH…

Q: 0.272 g of a monoprotic acid (Mw = 189 g/mol) is dissolved in water to produce 25.0 mL of a solution…

A: Given, Mass of monoprotic acid (HA) = 0.272 g Molar mass of monoprotic acid = 189 g/mol Volume of…

Q: A mixture of a 25.0-mL 0.100 M HCl solution and a 15.0-mL 0.250 M NaOH solution was used. The…

A:

Q: 200 mL of 0.1 M HCl is added to 400 mL of 0.1 M sodium acetate and water is added to give a final…

A: A buffer solution is the one which is made by adding a weak acid with its conjugate base. Any slight…

Q: “Tris” is short for tris(hydroxymethyl)aminomethane.This weak base is widely used in biochemical…

A:

Q: An aqueous solution is prepared to be 0.405 M in sodium fluoride and 0.261 M in acetic acid . (1) Is…

A: Given 0.405 M in sodium fluoride and 0.261 M in acetic acid . Add HBr 0.133 moles in 1L solution

Q: A student prepares an 750.0 mL buffer solution with a pH of 4.85 by adding sodium acetate to a…

A: The buffer containing acetic acid (a weak acid) and sodium acetate (salt of acetic acid with NaOH)…

Q: what is the pH?

A: Given :-  Concentration of weak acid = 0.250 M  Concentration of conjugate base = 0.450M  Ka = 5.9 ×…

Q: If 50mL of 0.10M NaOH is added to 50mL of 0.10M monoprotic weak acid, the resulting pH of the…

A: This can be calculated using Henderson -Hasselbalch equation

Q: Enough of a monoprotic acid is dissolved in water to produce a 1.21 M solution. The pH of the…

A:

Q: 100 mL of 0.10 M HC1 is titrated with a solution of 0.10 M NAOH. After 20 mL of the NAOH solution,…

A: When acid and base react together and form salt and water this reaction is called a neutralization…

Q: Addition of the indicator methyl orange to an unknownsolution leads to a yellow color. The addition…

A: a) Given: Addition of phenolphthalein: No color change  Addition of bromthymol blue: Yellow color…

Q: How many liters of 0.54 M monoprotic weak acid HA should be added to 685000L of water (pH = 7.00) to…

A: Given data  set: Molarity of monoprotic weak acid = 0.54 M Volume of water = 685000 L Required pH =…

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.