A Imagine this sconano : Youzie working in a lab & your partner, John a Z50 mL soluhon by zdding 45mL of li85 m KOH to a solu hon of 0.58 chloroacwhic acid, whet ie P+ of the onginzl solhan?

Q: 5) What are the [H3O*] and pH of 0.085M weak base C2H5NH2?

A: The question is based on the concept of chemical equilibrium. we have to calculate PH and hydronium…

Q: NH3: 1x10 tre 5. After you have calculated the pH of the solution with a mass percent of 3.00% NaOH…

A: Total mass of solution is 100gram Mass of NaOH = 3gram Density =1.0242gm/ml. Molarity of NaOH =…

Q: what volume of 0.50m HCl is needed to neutralize 10 mL of 0.20m Ba(OH)2?

A: The equation for this neutralization reaction is given below.2 HCl + Ba(OH)2 --> BaCl2 + 2 H2O

Q: What is the pH of a 0.790 M solution of NaCN (Ka of HCN is 4.9 10-10)?

A: Given, Molarity of NaCN = 0.790M

Q: A0.200 M solution of XBr has a pH of 2.67. Which of the following could be XBr? Weak Base Kb A)…

A: Given :- pH = 2.67 pH = - log[H+] [H+] = 10-2.67 = 2.13 × 10-3 M Concentration of XBr = 0.2 M = 0.2…

Q: 3. Which of the following is a more concentrated acid 0.01 M HNO3 or 1.0 x 10+M HNO3. Does each…

A: A concentrated acid contains a large amount of acid in a given volume whereas a dilute acid contains…

Q: What is the pH of a 0.750 M solution of C,H,NHB (Kb of C,H̟N is 1.7 10°)?

A:

Q: What is the pH of a 0.100 M NaCN solution. K, of HCN at 25°C is 6.2 x 10-10. O 11.10 O 5.10 O 8.89 O…

A: Given data,Molarity=0.100MKa of HCN=6.2×10-10

Q: Calculate the percent dissociation of 0.55 M benzoic acid, C₆H₅COOH.

A: GIVEN : 0.55 M benzoic acid Calculate: percent dissociation

Q: In the given reactions below, identify the the Lewis Acids and the Lewis Bases. ÇI CH, (с) сн, с CH3…

A:

Q: What is the concentration of the aqueous OH- ion given thag the concentration of the aqueous H3O-…

A:

Q: What would be the molarity of HBr if 25.03 mL is required to neutralize 13.48 mL of 0.01244 M LIOH?

A: Volume of HBr =25.03 ml Volume of LiOH =13.48ml Molarity of LiOH =0.01244M As we know that M1V1…

Q: What is the pH of a 75.0mL of a 0.1M pyridine (C5H5N) solution (kb = 1.7 x 10 -9) when 100mL of a…

A: Go through the image provided

Q: A 0.100 M solution of weak acid HA ionizes 2.00%. What will be its percent ionization if 10.0 mL of…

A: Given- Concentration of weak acid = 0.100 M Degree of dissociation (α) = 2.00 %   To find- %…

Q: What is the [H3O+] in a 0.63 M acetic (HC2H3O2) solution that is 5.8% ionized?

A: Strong electrolytes dissociate completely in the aqueous medium and have a high dissociation…

Q: Paracresol (CHROH) has a Ka- 5.5 x 1011. if 100.0 mL of a 0.5000 M aqueous paracresol solution is…

A: pH is used to determine the concentration of hydronium ion.

Q: 5. Write equations to illustrate the amphoteric nature of H2PO (aq) and label the conjugate acid-…

A: Write equations to illustrate the amphoteric nature of H2PO- (aq) and label the conjugate acid-base…

Q: What is the percent ionization in a 0.300 M solution of formic acid (HCOOH) (Ka = 1.78 × 10-4)?

A:

Q: What is the pH of 0.0100mol.dm3 solution of a weak.,monoprotic acid K3=3.4×10-3 at 25°C?

A: Given concentration(C) = 0.0100mol/dm3 Dissociation constant ( K ) = 3.4×10-3

Q: Identify the acids and bases in the following reactions: le) H (a) CHyCH, + TICI, HyC-č-CH, + BHy…

A: Lewis acids are species that accept lone pair of electrons whereas base are the species that can…

Q: What is the percent ionization in a 0.590 M solution of formic acid (HCOOH) (Ka = 1.78 × 10⁻⁴)?

A: Since HCOOH is a weak acid. Hence it will dissociate partially in solution as HCOOH ----> H+ +…

Q: 5) What are the [H3O+]and pH of 0.085M weak base C2H5NH2?

A: Concentration of C2H5NH2=0.085M [H3O^+]=? pH=?

Q: 6. A solution containing 2.0 M formic acid (HCOOH) is prepared. Enough Hydroboric acíd (HBr; strong…

A: Given :  Molar concentration of HCOOH = 2.0 M  Molar concentration of HBr = 0.12 M  Ka = 1.8 x 10-4…

Q: Orthocresol (C7H8OH) has a Ka - 5.50 x 1011. if 100.0 mL of a 0.5000 M aqueous orthocresol solution…

A: Write the acid dissociation of orthocresol in aqueous medium: C7 H8OH (aq)+H2O(l)→C7 H8O-(aq) + H3O…

Q: In humans, blood pH is maintained within a narrow range:acidosis occurs if the blood pH is below…

A:

Q: The pH of a 0.010 M aqueous solution of the weak base aniline is 8.32. W

A: Given:-PH=8.32              PH=-log H3O+   or  H3O+=10-PH                   =10-8.32…

Q: What is the pOH of a solution prepared by diluting 208.4 mL of 1.059 M HNO3 (ka>>1) to a total…

A: You have asked multiple type questions, we will solve only first  questions for you. If you want any…

Q: At 25 •C , what is the hydroxide ion concentration , [OH-], in an aqueous solution with a hydrogen…

A: Answer: The Hydroxide ion concentration , [OH-], in an aqueous solution is 2.5 ×10-10 M.

Q: How many grams of NaNO: (68.995 g mol-") is needed to prepare an aqueous solubon o 20 ml vih a pH of…

A:

Q: What is the percent ionization in a 0.460 M solution of formic acid (HCOOH) (Ka = 1.78 × 10⁻⁴)?

A: Formic acid is a weak mono basic acid. Its percentage ionization  is very less. The degree of…

Q: Hello, Question: What a weak base, BOH, has a pH of 9.80 and Kb equal to 1.0 x 10-5.  What is the…

A:

Q: HCIO is a weak acid (K, = 4.0 × 10-8) and so the salt NaClO acts as a weak base. What is the pH of a…

A: Given,  Molarity of NaClO = C = 0.080 M  Acid dissociation constant of HClO =  Ka = 4.0 x 10-8…

Q: What is the pH strength of the following structure? CH3-OH O A. Weak acid O B. Strong acid O C.…

A: Acidic nature depend upon easily giving up the proton.

Q: A 0.100 M solution of weak acid HA ionizes 2.00%. What will be its percent ionization if 10.0 mL of…

A:

Q: "1. ioni ZAtion = こ HCNinit Or125 What is the % ioniz ation of morphine. Morphine is a base.…

A:

Q: What is the pH of a 75.0mL of a 0.1M pyridine (C5H5N) solution (kb = 1.7 x 10 -9) when 100mL of a…

A:

Q: What is the pH of a solution made by pipetting out 10.0mL 0.500M HCI to a volumetric flask and…

A: Initial volume = 10.0 ml Initial molarity = 0.500 M Final volume = 1.00 × 103ml

Q: A 0.100 M solution of weak acid HA ionizes 2.00%. What will be its percent ionization if 10.0 mL of…

A: DI = degree of ionization = percent ionization/100 DI = (Ka/C)1/2 Where, C = molar concentration of…

Q: A solution of ammonia is 3.2% ionized at 25.0°C. What was the original concentration (in M) of the…

A:

Q: Suppose you have 50.0 mL of 0.150 M HCIO. What will the pH of the solution be? The Ka of HCIO is 3.0…

A: The pH of the solution is calculated below.  Given Concentration of HClO = 0.150 M Ka = 3*10-8

Q: What is the percent ionization in a 0.380 M solution of formic acid (HCOOH) (Ka = 1.78 × 10⁻⁴)?

A: The ionisation reaction of formic acid is  HCOOH -----> H+ + HCOO-  Assuming y concentration of…

Q: What is the percent ionization in a 0.270 M solution of formic acid (HCOOH) (Ka = 1.78 × 10⁻⁴)?

A:

Q: 3. Which of the following is/are TRUE regarding a 0.10 M solution of a strong acid, HY? * At…

A: The substance which ionizes completely in aqueous solution is called strong electrolyte. For a…

Q: What is the concentration (in M) of hydronium ions in a solution at 25.0°C with a pH=4.146?

A: Applying concept of  PH = -log [H+]

Q: What is the pH of a 75.0mL of a 0.1M pyridine (C5H5N) solution (kb = 1.7 x 10 -9) when 100mL of a…

A:

Q: How many milligrams of CH3COOH (fw 60) should be added to 250 mL of water to get pH 3. K. = 1 x 10-5

A: CH3COOH is weak acid in aqueous solution. It will dissociate in solution as below-

Q: 1. At 25°C, a 50mL solution is found to contain 20% by mass acetic acid (CH3COOH). The density of…

A:

Q: 32)The pH of an aqueous solution at 25.0°C is 5.33. What is the molarity H3O+ in this solution?

A: Given:       pH = 5.33 We need to find out the molarity of hydronium ion concentration

Q: Caffeine (CHiON O2) is a weak base with a pKof 10.4. Calculate the pH of a solution containing a…

A: