(b) 0.15 moldm of benzoic acid (CeHsCOOH; Ka of benzoic acid = 6.3 x 10-5 moldm- %3D 3)

Q: a solution was prepared by dissolving 25.0 grams of ethanoic acid CH3COOH with 15 grams of sodium…

A:

Q: -7 The acid dissociation constant K, of alloxanic acid (HC,H,N,O,) is 2.24 x 10'. Calculate the pH…

A:

Q: a) Why can you not prepare a solution of pH = 8 by diluting sufficiently a 0.01 M solution of HCl…

A: Hi there, as there are multiple questions posted. We are answering the first question. If you need…

Q: Calculate the volume, in milliliters, of 0.170 M NAOH that must be added to 315 mL 0.0547 M…

A:

Q: A buffer solution after the addition of 20.0 mL of 1.00 M NaOH solution to 500.0 mL ot a buffer…

A: Buffer solution shows vary little variation or no change upon addition of an acid or a base.

Q: (CH5COOH) and any amount you need of sodiuhenzo ate (C,H5COONA). (a) What is the pH of the benzoic…

A: Given data : The pH of a buffer solution = 4.00 The Volume of a solution = 1.50 L The concentration…

Q: Hypochlorous acid (HOCI) is the main disinfecting form of "active chlorine" or bleach. a. Using its…

A: a)   HOCl dissociates in aqueous solutions as per the following reaction:   HOCl↔H++OCl-

Q: Calculate the ph of a solution made by adding 0.40g of NaOH to 100 cm^3 of 0.4 mol/dm^3 ethanoic…

A: given, the weight of NaOH = 0.40g volume of ethanoic acid = 100 cm3 = 0.1 dm3 concentration of…

Q: 5- Instrumental methods of analysis example such 6- Acid equivalent weight can calculated by…

A: Fill in the blanks are given as:

Q: ealculate the pH Volue of010M NaH2Po4 Solution · kat (Ha Po4) = 4· 52X10-3 kaz CHs PO4) = 7•52x10-3…

A: NaH2PO4 dissociates in the solution as-NaH2PO4→Na++H2PO4-The H2PO4- is a weak…

Q: Calculate the pH of a 0.0469 M KOH solution at T (°C) Kw each temperature. 1.15 × 10-15 1.88 × 10-15…

A: Given information: Concentration of KOH = 0.0469 M

Q: What is the pH of a 0.223 M LINO2 solution at 25 °C (Ka for HNO2 = 4.0 x 104)? (the answer should be…

A: Given, [LiNO2] = [Salt]=0.223 M Ka of HNO2= 4.0×10-4 pH = ?

Q: Acid C: pK, = -1.0 K, = Calculate the pH of a 0.0209 M KOH solution at T(C) K. cach temperature.…

A: We know, pka = -log(ka)  We also know that,  kw = [H+][OH-] ----> (1)  pH = -log(H+)  We are…

Q: (1) Could you separate the components of a mixture of Mg(OH); and Zn(OH); by using 3M HCI? Briefly…

A: A mixture of inorganic salts can be separated if  1. salts are insoluble in nature in both water or…

Q: Calculate the volume, in milliliters, 0.170 M NaOH that must be added to 303 mL 0.0471 M…

A:

Q: If K=2.25 & K,- 5.62 x 1010, Suppose 100 ml of 0.010M aqueous amine is extracted with 300ml of…

A:

Q: Given a theoretical acid, HA, with a pKa of 6.52. Calculate the pH of 30.0mL of 0.400M HA, when it…

A: The total number of HA acids in the solution is determined below. nHA=MHA×VHA=0.400 mol/L×30.0…

Q: Given that the acid dissociation constant for benzoic acid (HOBz) is Ka= 6.5 x 10^−5. Calculate the…

A: Recall the dissociation of benzoic acid      HOBzaq+H2Ol→OBz-aq+H3O+aq  Acid dissociation…

Q: What is the pH of a solution which is equimolar with respect to both ethanoic acid and sodium…

A:

Q: Calculate the volume, in milliliters, of 0.170 M NaOH that must be added to 305 mL 0.0409 M…

A:

Q: Calculate the pH of a buffer solution that is 0.050 M in benzoic acid (HC7H5O2) and 0.150 M in…

A: Given: [C6H5COOH] = 0.050M            [C6H5COONa] = 0.150M                  Ka for benzoic acid =…

Q: 9-3. Neglecting activity coefficients, calculate the pH of 5.0 × 10 8 M HCIO4. What fraction of H is…

A:

Q: if wc dissolve an acid dissolve an a cid weak HzA in wate, t he solution volume will be loomb, and…

A: 1- First determine the concentration of H+ ion :  We know that, pH = -log([H+])  -pH = log([H+])…

Q: Ka for benzoic acid, c6h5cooh, 6.5x10^-5. Calculate the pH of solution after addition of the…

A: a) The pH of 10mL of 0.10 M NaOH to 40mL of 0.10 M benzoic acid

Q: Calculate the pH of a 0.0241 M KOH solution at T (°C) Kw each temperature. 1.15 x 10-15 5 1.88 ×…

A: Given  [OH-]   =  0.0241 M pH at 20℃  = ? PH at 35℃  = ?

Q: Write the values of Y and X. H2SO4 CH;CH=CH2 + H2O CH3CH-CH2 H HỌ 2-propanol an alcohol The pKa of a…

A: The acid dissociation constant Ka is the representation of acidic strength of a solution and pKa is…

Q: If acetic acid has a Ka of 1.8 x 10-5, what would be pH corresponding to the half-equivalence point…

A:

Q: 30ml of 0.06M solution of protonated form of anion amino acid methionine (H2A+) is treated with0.09M…

A: Answer: Step 1: The amino acids have both acidic and basic groups. At high pH they behave like bases…

Q: Hydrolysis constant of ammonium ( when Kw & Kb are chloride is 1x10-14 & 1.8 x10-5 respectively)

A: GIVEN : Kw = 1 * 10-14 Kb = 1.8 * 10-5

Q: 7.2 Four pK, values (1.0, 2.0, 7.0, 9.0) are tabulated for the acid H,P,0,. Write equations to show…

A: pKa values are correspond to negative logarithm of dissociation constant, i.e., higher the value of…

Q: Ka for ethanoic acid is 1.7*10^-5 moldm-3. Show by calculation that the initial pH in experiment B…

A: Using the equilibrium concentration of hydronium ion, H3O+, pH can be calculated.

Q: Phenolphthalein indicator is a weak acid with Ka = 10-9 mol/dm-3. It is colourless while its…

A: Weak acid:- Weak acid which does not ionized 100% in aqueous solution

Q: 10.06 cm3 of the stock 0.100 mol dm-3 solution of NaOH was required to fully neutralise 49.5 mg of a…

A: Volume of NaOH = 10.06 cm3  Molarity of NaOH = 0.100 mol dm-3  Mass of diprotic acid (H2A) = 49.5 mg…

Q: Phenol red is a common acid-base indicator. It has a pKa equal to 8.000. Its undissociated form is…

A: Solution a)

Q: Calculate the percent ionization of acetic acid (Ka = 1.8 xl10-5) under following conditions: a.…

A: Acids and bases can be classified as strong and weak. This is based on its extent of ionization.…

Q: Selenic acid, H2SeO4, is a diprotic acid that actually is a strong acid for the donation of its…

A: The dissociation of weak acid is very low as compared to strong acid and base. The weak acid and…

Q: Kb for methylamine at 25°C is 4.4 x 10-4 what is its pH if 0.10M solution is used.

A:

Q: What will the pH of the mixture that contains: 250 mL of 0.12 M of H2SO4 and 150 mL of 0.04 M of…

A: Let's first consider the neutralization reaction between H2SO4 and NaOH.

Q: What is the pH for 1.4 M CH3COONa aqueous solution (CH3COOH, Ka=1.8×10-5)?

A:

Q: What is the pH of the ethanoic acid solution CH3COOH 0.15 M with Ka = 1.8 × 10-⁵? b) What will be…

A: Molar mass of sodium ethanoate= 82 g/mol nsodium ethanoate = 82g / (82 g/mol) = 1 mol Ka = 1.8 X…

Q: Upon the addition of 30.00 mL of 0.350 M HCl to a 80.00-mL of the weak base amine (Kb = 4.95 x…

A: When weak acid reacts with strong base then a buffer solution is formed.  pH of a buffer Solution…

Q: meySi-I Cat. 2nlz Cet: DBu 5. e ther CH, C

A: We have to predict the product X for the following given reaction as follows in step 2:

Q: The pH of a 4.0 × 10-3 mol dm-3 solution of weak base is 10.4. Calculate the Kb of the weak base.

A: A base is a chemical compound which takes a proton. Base which is not dissociated completely in a…

Q: Calculate the pH and [H3O+] of a solutio n prepared by dissolving 0.25 mol of NaC2H3O2 in 500. mL of…

A: For a buffer solution: pH = pKa + log[salt]/[acid]

Q: Calculate the volume, in milliliters, of 0.170 M NaOH that must be added to 247 mL 0.0581 M…

A:

Q: A solution prepared by dissolving 2.25 g HA (MW = 51.0) and 4.00 g of NaA in 500 mL of solution has…

A:

Q: What is the value of Q when the solution contains 2.00 x 10¬³M Ca2+ and 3.00 x 10-² M SO4²-?

A: To find Q?

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.