Arrange the following in increasing order of their basic strength in aqueous solution: CH3.NH2, (CH3)3N, (CH3)2NH

Q: Calculate [H3O+] and pOH for a 0.228 M solution of HA (Ka = 7.2 x 10-4).

A: Generally, An acid release the acidic protons in the aqueous medium medium which combines with the…

Q: The [H3O+] in a solution with pOH of 0.253 is ____.

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Q: E. Tell which of the following species is the strongest oxidizing agent. With solution each NO3, Ag,…

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Q: Calculate the pH of 0.02 M H3PO4.

A: Given: The concentration of H3PO4 = 0.02 M.

Q: (a) Classify the following reactions as acid/base, precipitation or redox. (i) 2HCl (g) + F2…

A: Applying definition of different type of inorganic reaction.

Q: How many grams of nickel remains in a 100 ml of 1.50 M NİCI4 solution if 3.0 ampere current is…

A: V = 100 ml = 0.1 L M = 1.50 M I = 3 Amp t = 1 hr = 60 x 60 = 3600 sec W = ? nf = 4 By using Faraday…

Q: What is the pH of a 0.265 M  solution of H2SO4? Ka2 = 1.20×10–2

A: Given the molarity of   H2SO4 = 0.265 M   H2SO4 is a strong diprotic acid with high Ka1 value and…

Q: Calculate the pH and % ionization for a .44 molar solution of CN-(aq).

A: Cyanide ion hydrolyzes in water to form HCN and hydroxide ion. The concentration of hydroxide ion…

Q: What is the balanced equation for reactions occurring in an acidic solution IO3–  + H3AsO3 -->  I– +…

A: The reaction given is   IO3–  + H3AsO3 -->  I– + H3AsO4  Hence in the above reaction we can see…

Q: Calculate [ OH− ] for a solution where [H3O+]=0.00605 M .

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Q: Which species in solution will produce the greatest hydroxide ion concentration? А. F B. H,S С. РО…

A: H2S is a very weak dibasic acid. It will produce the greatest hydroxide ion concenteration. because…

Q: Calculate [H₂0%), (OH-) and % jonization FOR a 79 in solution of AND₂ K: FOR H₂U₂ = 5.1 X107

A: Given the molarity of HNO2 = 0.79 M  HNO2(aq) is a weak monoprotic acid with Ka = 5.1*10-4

Q: i) What is K for this redox reaction? ii) Is this reaction likely to occur? iii) Is the reaction…

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Q: 1. Calculate the ratio of CH₂COOH/NaCH₂COO to give a buffer solution at pH 5.

A: given, pH of the buffer solution = 5

Q: A. calculate the sot and the POH FOR 0.118 M solution of Heloy

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Q: <Ch09_Acids and Bases Strength of Electrolytes Reset Help weak electrolyte A 20 mL solution…

A: The species which gets completely dissociated into its constituent ions are termed as Strong…

Q: The molar concentration of H3O+ was measured at 25 ° C. The pH and pOH should be calculated for the…

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Q: A current of 3.38 A3.38 A is passed through a Pb(NO3)2Pb(NO3)2 solution. How long, in hours, would…

A: Ans is 40.8min

Q: 4. a. Determine the AG of the reaction in #3. b. Calculate the equilibrium constant K for the…

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Q: 1. In acidic solution: +2 Sn 103 1 Sn ** + |1 ----- 2. In basic solution: S + NO3 1 → S+ NO

A: Balancing of redox reaction : Step 1 : Write the unbalanced equation for the reaction in ionic form.…

Q: Calculate the pH and [S2−] in a 0.10-M H2S solution. Assume ka1= 1.0 × 10−7; ka2= 1.0 × 10−19.

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

Q: What is the pH of a 0.870 M solution of C₅H₅NHBr (Kb of C₅H₅N is 1.7 × 10⁻⁹)?

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

Q: Consider the reaction at 25∘C 2NO3−(aq) + 8H+(aq) + 3Cu(s) → 3Cu2+(aq) + 2NO(g) + 4H2O(l) (d) at…

A: (d) Given: The reaction is as follows, 2NO3-(aq) + 8H+(aq) + 3Cu(s) → 3Cu2+(aq) + 2NO(g) + 4H2O(l)…

Q: Determine the Eceu values for the following: a. Tl (s)| Tl*(aq) || Sn²+(aq) | Sn(s) b.…

A: d) The given reaction is -  Fe2+ + MnO4- →Fe3+ + Mn2+ Oxidation : Fe2+ →Fe3+ + e-…

Q: Calculate for the pOH of an oxalic acid solution with a pH of 5.8.

A: In this question, we will determine the pOH of an oxalic acid solution. Here Oxalic acid pH is given…

Q: A. Tell which of the following species is the strongest oxidizing agent. With solution each Ce. Brz.…

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Q: Assuming standard conditions, arrange the following in order of increasing strength as oxidizing…

A: The more positive the standard reduction potential is, the stronger the oxidizing agent is on the…

Q: Sn (s) +HNO3 (aq) -> SnO2 (s) +NO2 (g)  Balanced in an acidic solution

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Q: Estimate the Ph of a .20M solution of CH3COOH with of Ka=1.8x10^-5

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Q: Use Lattimer diagrams as a guide to write balanced chemical reactions that each of the following…

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Q: Hydrolysis of KCN will lead to an acidic solution.   A. True B.  False

A: Explanation to the correct answer is given below.

Q: What is the pH of a 0.270 M  solution of H2SO4? Ka2 = 1.20×10–2

A: Here given, Ka2 = 1.20 × 10-2 Concentration of  H2SO4 = 0.270 M

Q: Calculate the pH of a dilute solution that contains a molar ratio of potassium acetate to acetic…

A: Henderson equation for acidic buffer solution: pH = pKa + log CH3COO-CH3COOH  (a) pH = 4.76 + log…

Q: Arrange the following in order of increasing strength as reducing agents inacidic solution: Zn, I-,…

A: Given agents,    Zn, I-, Sn2+, H2O2, Al

Q: What is the pH of a 0.125 M solution of the weak base B if AH°= -28.0 kJ and -175 J/K for the…

A: Given: Molarity of weak base= 0.125 M ∆H°= -28 kJ =-28.0 x 103 J ∆S°=-175 J/K Temperature= 25 C= 298…

Q: Calculate the sodium acetate/acetic acid ratio to prepare a buffered solution with a pH of 5.06.…

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Q: Give

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Q: Which of the following species is the strongest reducing agent?  Please explain. Au3+…

A: E°(Au^3+/Au) = 1.50volt E°(Cr^3+/Cr) = -0.74volt The species with higher reduction potential has…

Q: Calculate the pH of 2.7 M solution of H2SO4. (only dissociates 1 time)

A: We have been asked to find the pH of 2.7M H2SO4 and it is given that the acid dissociates only for…

Q: b. O2 + Sb→ H2O2+ SbO2¯ in basic solution

A: Solution - Balanced equations - A balanced equation is an equation for a chemical reaction in which…

Q: Determine the pOH of a 1.567 M of NazSO3 solution. (Ka for HSO3 is 6.3 x 108)

A: Na2SO3 is a basic Solution , so we would Calculate Kb value and use given Concentration to calculate…

Q: Calculate the pH of a 0.013 M NaF solution. (Ka for HF = 7.1 × 10−4.)

A: It is required to calculate the pH of 0.013 M NaF solution. This can be done by constructing the ICE…

Q: Br₂ + 2e →→ 2Br Write ion/electron half-equations, in a similar standard form, for 12/1 Fe³+/Fe²+…

A: In half reaction method, there are two types of reactions, Oxidation half reaction and reduction…

Q: The pH for 0.0850 M solution of C6H5CH2COOH is 2.68. Determine the value of Ka for C6H5CH2COOH.

A: Given pH of C6H5CH2COOH is = 2.68. We Know, pH = - log[H3O+] So, 2.68 = - log[H3O+] Or, log[H3O+] =…

Q: rank the following species from the strongest to the weakest reducing agent: I - 1aq), Fe1s2, Al1s2.

A: A compound or species that can easily lose or donate an electron is called Reducing agent.Smaller…