A solution is made by mixing exactly 500 mL of 0.156 M NaOH with exactly 500 mL of 0.100 MCH3COOH. Calculate the equilibrium concentration of the species below. Ka of CH3COOH is 1.8 × 10−5   [   H+ ]     × 10   MEnter your answer in scientific notation.   [   OH− ]     M   [   CH3COOH ]     × 10   MEnter your answer in scientific notation.   [   Na+ ]     M   [   CH3COO− ]     M

Q: An acid of the formula, HC6H5O, is a weak monoprotic acid. Its Ka is 1.1x10-10. A solution of this…

A: Mass of acid = 14.5 g Molar mass of acid = 94.11 g/mol Volume = 892 mL or 0.892 L Molarity =…

Q: Calculate the concentrations of all species in a 1.63 M NaCH,COO (sodium acetate) solution. The…

A: From given  Initial concentration CH3COO-  = 1.63M  Ka CH3COOH = 1.8 × 10-5  Na+ is spectator ion…

Q: Lemons get their sour flavor from citric acid (Ka = 7.4 x 10-4) a fresh squeezed lemon can have a…

A:

Q: What are the Ka values of NH4+ and HF?

A: a)  The Ka Of NH4+ Is 5.6 × 10−10.

Q: The value of K, at normal body temperature (37°C) is 2.8 × 10-14. Calculate the concentration of…

A: Given values : Kw = 2.8 x 10-14 [ H3O+ ] = 0.01 M

Q: An acid (HA) dissociates as follows: НА - H* + A minus Arrow should be interpreted as an equilibrium…

A:

Q: Part C Consider the following polyprotic acid solution: 0.135 mol - L H2CO3. Kal = 4.3 x 10-7 Ka2 =…

A: Answer:- This question is answered by using the simple concept of ionisation of weak acid and then…

Q: Consider a 1.0-L solution that is initially 0.610 M NH3 and 0.750 M NH4Cl at 25 °C. What is the pH…

A: This is a basic buffer solution.  pOH = pKb + log{[salt]/[base]} ...(1) Moles of NH3 = 0.610  Moles…

Q: pH

A:

Q: Consider 0.50 M HC₂H3O₂ (K₂ = 1.8 × 10-5). What are the major species in the solution? HC₂H302 H₂O

A: Where given compound HC2H3O2 is a weak acid and it's name is acetic acid It is an organic acid ,…

Q: A 2.0 L solution made by adding solid NaClO to water resulted in a basic equilibrium with a pH of…

A:

Q: Calculate the pH of a solution formed by mixing 200.0 mL of 0.10 M CH3NH2 with 250.0 mL of 0.15 M…

A: Solution, which resist in pH change value upon addition of small amount of strong acid or base (less…

Q: A solution is made by dissolving 48.9 g of Ba(NO2)2 in 500.0 mL of water. As NO2¯ is a base, write…

A: Answer:- This question is answered by using the simple concept of hydrolysis of salt of weak acid…

Q: Attempts Force Completion This test can be saved and resumed later. Your answers are saved…

A: The question is asking us to determine the direction of the shift in equilibrium when a base (NaOH)…

Q: What

A: Dear student I have given answer to your question in the image format.

Q: 3. Calculate the pH of a 0.95 M HClO(aq) solution. Ka = 3.5×10-8 4. In question #3, would the pH be…

A: Answer:- This question is answered by using the simple concept of calculation of pH of weak acid…

Q: At 50°C the value of K w is 5.5 x 1014. A basic solution at 50°C has

A:

Q: What is the hydronium-ion concentration of a 5.58 x 104 M solution of p-bromobenzoic acid, BrCg H4…

A:

Q: A chemist makes a 0.001 M NaOH solution and a 0.001 NH3 solution. The pH of the NaOH solution is 11.…

A: Sodium hydroxide is a strong electrolyte, readily dissociate in water, and has a high degree of…

Q: Calculate the percent ionization of a 0.350 M formic acid HCO2H. [Ka HCO2H =1.8 x 10-4]

A:

Q: If the bicarbonate ion (HCO3-) concentration in a sample of blood is 0.210 M, determine the carbonic…

A: Carbonate buffers are important in regulating the pH of blood.Given,the carbonate concentration in a…

Q: Calculate the concentrations of all species in a 0.990 M NaCH,COO (sodium acetate) solution. The…

A: NaCH3COO is salt and hence dissociates completely. The concentration of CH3COONa is 0.990 M. So the…

Q: ph of a 30.0 ml sample of 0.1 M HOAc is 3.22, what's the equilibrium [H+] and the Ka value?

A: Given :- pH is 3.22 of a 30.0 mL sample of 0.1 M HOAc. To calculate [H+] & Ka value.  Now, HOAc…

Q: The Ka of an acid is known to be 1.51 X 10^-5. A solution is made by adding 0.279 mol of the acid to…

A: Hello, we are supposed to answer first three sub-parts of a question as per our solution authoring…

Q: The ion-product constant for water, Kw, is expressed in the following equation: Kw = [H+] x [OH] =…

A: Given: [OH-] = 0.0300 mol/L

Q: A titration of 0.100 M NaOH is titrated into 25.0 ml of a 0.100 M HCHO2 solution (Ka= 1.80 x 10^-4)…

A: Acid-base titration: It is an analytical method used for determining the concentration of unknown…

Q: Write the basic equilibrium equation for BrO₃⁻.

A: NOTE: Since you have asked multiple question, we will solve the first question for you. If you want…

Q: Calculate the K₂ for a monoprotic acid, HX, if a 0.100000 M solution has a pH of 3.333. The data is…

A: The given reaction is : HX     +     H2O      ⇔       X-     +     H3O+ The answer is as follows:

Q: A solution is prepared at 25 °C that is initially 0.16M in acetic acid (HCH3CO₂), a weak acid with…

A: In this solution a acetic acid is a weak acid , and sodium acetate is its salt , so it will make a…

Q: 1. Convert 8.62  pH value to OH- concentration (in mM).

A:

Q: If the bicarbonate ion (HCO3-) concentration in a sample of blood is 0.135 M, determine the carbonic…

A:

Q: 3 60.0 ml of NaOH, the pH of the resulting solution is greater than 7. g 20.0 mL of NaOH, the pH of…

A: Mmol of formic acid = M × V     = 0.60 × 40 = 24 mmol After adding 60 mL of NaOH,  Mmol of NaOH =…

Q: What are the concentrations of the hydronium ion and the acetate ion in a solution of 0.10 M acetic…

A: The concentration of acetic acid = 0.10 MThe degree of ionization constant = The pH of the solution…

Q: A 0.0 mL solution contains 0.150 M NaCIO and 0.200 M HCIO. What is the pH of this solution before…

A: [NaClO] = 0.150 M [HClO] =0.200 M Ka of HClO = 2.9 × 10-8 pKa = - log Ka       = - log 2.9 × 10-8…

Q: If the carbonic acid (H2CO3) concentration in a sample of blood is 0.0050 M, determine the…

A:

Q: The K, of propanoic acid (C,H,COOH) is 1.34 × 10-³. Calculate the pH of the solution and the…

A: Given : Concentration of propanoic acid i.e HA (assuming HA for ease) = 0.467 M And the Ka of…

Q: The Ka of propanoic acid (C,H,COOH) is 1.34 x 10-5. Calculate the pH of the solution and the…

A:

Q: CaH, NH,COOH, para-aminobenzoic acid (PABA), is used in some sunscreen agents. Calculate the…

A: Given, Ka = 2.2 x 10-5 Conc. of the acid = 5.0 x 10-2 M The chemical equation is: C6H4NH2COOH ⇔…

Q: 3. The acid ionization constants for the triprotic acid, phosphoric acid are listed below. Kaj = 7.5…

A: The given acid is triprotic acid that is phosphoric acid: Acid ionization constants are:

Q: A 2.5 L aqueous solution of a weak base, B-, has a concentration of 0.112 M.  Kb for the base ion,…

A: The hydrolysis reaction of weak base is  B- (aq) + H2O (l) ------> HB (aq) + OH- (aq)

Q: Phenol, once known as carbolic acid, HC6H5O, is a weak acid. It was one of the first antiseptics…

A: Since phenol is weak acid so it will feebly ionised . C6H5OH  →C6H5O-      +   H+

Q: Phenol, once known as carbolic acid,HC6H5O, is a weak acid. it was one of the first antiseptics used…

A: Given; The mass of phenol = 14.5 g Volume = 892 mL = 0.892 L The ka value = 1.1 x 10-10. The molar…

Q: If the ph of a 30.0 mL sample of 1.0 M HOAc is 2.40 what's the equilibrium [H+] and the Ka value?

A: HOAc is a weak acid also known as acetic acid. The pH of a solution is related to the concentration…

Q: A solution of sodium cyanide, NaCN, has a pH of 12.00. How many grams of NaCN are in 315 mL of a…

A:

Q: A solution is prepared by mixing 500 mL of 0.10 M NaOCI and 500 mL of 0.20 M HOCI. What is the pH of…

A: The given data is as follows: The concentration of NaOCl = 0.10 M The volume of NaOCl = 500 mL The…

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.