What are the values of [H3O+] and [OH-] at 40 degrees Celsius?

Q: 4. 5. б. COOH CH3CHCOOH CHCI,COOH 2/2 NH2 O,N NO2

A: 4) The IUPAC name of the given compound is, 2-aminopropanoic acid

Q: What is the concentration of H3O+ in a solution which has a concentration of OH- equal to 8.9 x…

A: Since for any solution at room temperature  [H+] X [OH-] = Kw = 10-14  where [H+] = concentration of…

Q: If [H* ] = 4.3 x 10-4 M, what is [OH]?

A: The given problem can be solved by using the formula given below as; H+ OH- = Kw= 1.0×10-14…

Q: base DIDE HSO4) + NH(aq) - H,SO (aq) + NH3(aq) H,SO,(aq) + NH3(laq) - HSO,(a9) + NH(aq) HSO,(ag) +…

A: We have to tell which option is correct

Q: What is the hydronium ion concentration of a 0.0020 M solution of HNO3? Concentration = What is its…

A: Given, Concentration of HNO3 solution = [HNO3] = 0.0020 M Concentration of hydronium ion = [H3O+] =…

Q: Give the formula of the conjugate acid:(a) NH₃(b) NH₂⁻(c) nicotine, C₁₀H₁₄N₂

A: The species which accepts a proton in the bronsted acid base theory. The species which accepts a…

Q: Identify the conjugate acid/base pair of: a. C5H5N b. HONH2 c. HCO2H

A: Acid is species which donates proton and Base is species which accepts proton.

Q: conjugate base formula HS 1.8 x 10

A: Using , Ka × Kb = Kw Kw = 1 × 10-14

Q: Calculate both H3O* | and [OH] for a solution for which pH = 1.38. Enter your answers in scientific…

A: i.e. [H3O+] = 4.16*10-2 M

Q: Write all the resonance structures for the conjugate base of perchloric acid (HClO4)

A: HClO3  is a strong acid and ,the conjugate base ClO4- is more stable dur to stabke intermediate

Q: If [H+] = 9.1x10^-4 M, what is [OH-]?

A: Given that, [H+] = 9.1x10^-4 M We have the following relationship between [H+] and [OH-]

Q: Draw the Lewis structure of the hydronium ion. Is it an acid or a base?

A: An acid is H+ is donor . A base , which accept H+  Hydronium ion donate H+

Q: What is the neutral pH of water at 40 degrees celsius?

A: In the neutral solution:

Q: If the pH of a solution is 3.9, calculate [H*]. O 0.011220185 O 89.125093813 O 7943.282347243 O…

A:

Q: What is the pH of 0.390 M HC1(aq)? O 0.41 0.390 O 13.61 O 13.59 O7.00

A: We have to predict the pH of the solution.

Q: If the [H3O+] concentration is 8.3x10-9, what is the [OH-] concentration?

A:

Q: Cyanic acid, HOCN, and isocyanic acid, HNCO, dissolve in water to yield the same anion on loss of…

A: c) When hydrogen is lost from both the acids they become contributing structures of each other. When…

Q: The pH of 0.20 M HNO3 is O a. 0.63 O b. 1.58 O C. 0.70 O d. 0.20

A: pH  =  - log [H+ ]  Strong acids undergo complete ionisation in solution.  Thus, [H+] =…

Q: 1. Calculate [H] and [OH] for solutions with the following pH values: a) 4.0 b) 8.52 c) 12.60

A: given a) pH = 4 b) pH = 8.52 c) pH = 12.60

Q: calculate pH of 0.050M aqueous solution CH3NH3Cl of the compounds below at 25 degrees celsius.

A: In order to calculate the pH below 25 degrees Celcius we first write down the given data:…

Q: Complete the balanced chemical reaction for the following weak base with a strong acid. In this…

A: In chemical reaction the balanced equation is an equation for particular a chemical reaction in…

Q: 9. pH describes while pOH describes O [OH-] concentration, [H+] concentration. O [H+] concentration,…

A: pH is a measure of Hydrogen H+ ion concentration. The solution is acidic, when H+ ion concentration…

Q: Calculate the pH of water at 25°C and 75°C. The values for pKw at these temperatures are 13.99 and…

A: Water (H2O) is a unique compound, it can behave as an weak acid as well as a weak base depending…

Q: Write all the resonance structures for the conjugate base of acetic acid (HC2H3O2).

A: The chemical structure for the acetic acid, CH3COOH, and its conjugate base with all lone pair is…

Q: Given that the pH is 10.285 What is the: [H3O+] pOH [OH-] Is it an acid or base?

A: It is given that the pH of a solution is 10.285 and the [H3O+], the pOH and [OH-] needs to be…

Q: What is the pH of a 0.00075 M HBr solution? O2.61 03.12 5.63 10.87 04.53 the answer is not listed

A:

Q: 1.) What is [OH] if [H'] = 2.3 x 10° M? 2.) Suppose [H] = 8.5 x 10 M. What is the pH?

A: Given, [H+] = 2.3 x 10-5 M [OH-] = ?

Q: Given the pOH = 8.7, find the [OH-] concentration

A: The conversion formula for pOH and [OH-] is pOH=-log [OH-]  [OH-]=10-pOH ​

Q: What is the pH of a 0.013 mol/L solution of sodium hydroxide? Round the final answer to two decimal…

A: [OH-]=0.013M

Q: If the pH is 4, what is the pOH? O 4 O 10 O -10 0 4

A:

Q: List the conjugate acid-base pairs in HClO4 + NaHCO3 ⇌ H2CO3 + NaClO4

A: Given-> HClO4 + NaHCO3 ---> H2CO3 + NaClO4

Q: 1. MeO in MeOH 2. HCI, H2O

A: Given reaction is shown below:

Q: Calculate the pH of a sample of seawater that has an OH− concentration of 1.99×10−6.

A: Given, concentration of OH- ion = [OH-] = 1.99×10-6 M pH of a sample of seawater = ? The formula…

Q: If the pH of a solution is 6.8, calculate [H*]. O 2511.886431510 O 0.000398107 O 0.000000158 O…

A: Relation between pH and H+  pH = -log[H+]  We want to determine [H+] concentration  -pH = log[H+]…

Q: Identify the conjugate acid/base pair of: (a) C5H5N (b) HONH2 (c) HCO2H

A:

Q: does H2SO4 act as a strong or weak acid in water

A:

Q: Write the Kₐ expression for each of the following in water:(a) CH₃NH₃⁺(b) HClO(c) H₂S

A: a. CH3NH3+(aq) + H2O(l) ⇌ H3O+(aq) + CH3NH2(aq)Ka = [H3O+][CH3NH2][CH3NH3+]

Q: a) Calculate [H3O+] when pOH is 8.90 b) Calculate the pH of an NaOH solution where [OH-] = 4.6 x 105…

A: Hello. Since multiple sub-parts of a question have been posted, the first three sub-parts shall be…

Q: Rank the following acids in order of increasing strength: (a) HClO4, H3PO4, H2SO4; (b) H3PO4,…

A: (a) HClO4 >H2SO4 > H2PO4 (b) H3PO4 >H3AsO4 >H3SbO4 (c) HOF >HOCl >HOBr >HOI

Q: What is the hydroxide ion concentration of a sample of seawater, which has a pH of 8.03?

A: # We can calculate the hydroxide ion concentration after knowing the OH- concentration. # OH-…

Q: Write the formula for the conjugate acid of the following. H2O                       NH3…

A: Since, Conjugate acid obtain from adding H+ in the given species. Thus,

Q: 5. Identify each of the following as an acid or a base. HCI NaOH H2SO4 NaNH2 K2CO3

A: 5.  An acid is a species which can donate a proton ( H+ ) or an electron acceptor and base is a…

Q: What

A: For identification, solution is acid, basic or neutral determine first pH from pOH  pH = 14 - pOH…

Q: What is [H3O+] in a 0.55 M HClO4 solution?

A: A numerical problem based on pH determination, which is to be accomplished.

Q: For oxyanions, when a substance ending in -ite' forms an acid, it would be a O -ic acid O -ide acid…

A: Option D  -ous acid

Q: The [H3O+] is 6.2x10-5 M; so the [OH-] is 1.6x10-10. True or false

A:

Q: Solve the following Given that pH = 2.4, find (a) pOH (b) H3O+ (c) OH-

A: pH = 2.4 (a.)  Since we know that ; pH + pOH = 14  2.4 + pOH = 14  pOH  = 14 – 2.4 = 11.6

Q: Given [OH-] = 1.75 x 10-4M, calculate [H3O+]. A. 1.25 x 10-4M B. 8.0 x 10-11M C. 5.71 x 10-11M…

A:

Q: What are [H3O+], [OH−], and pOH in a solution with a pH of 10.65?

A: Given : We have to calculate the pH , pOH .

Q: Which of the following is acting as an acid? CH3COOH + NH3 CH3COO + NH4+ CH;COOH O NH3 NH, O CH;COO

A: Bronsted-Lowry acid-base theory: According to the Bronsted-Lowry acid-base theory, acid is a…