What is the pH of a 0.0300 M solution of NaNO2? (K, for HNO2 = 4.00 x 104) %3D O 7.00 O 7.94 8.81 9.91 O 6.11

Q: How many grams of NaNO, is needed to prepare an aqueous solution of 170 mL with a pH of 8.54? (For…

A: Consider the initial concentration of NO2- to be C and the reaction can be depicted as; Here, x=…

Q: what is the pH of 1.0 x 108 M solution of H2S04? Ka for the reaction is100 Select one: О а. 8.00 ОБ.…

A: In order to calculate the pH we first write down the given data: Concentration of the acid= 10-8 M.…

Q: What is [H] in a 0.430 M solution of acrylic acid, CH2CHCOOH (Ka = 3.16 × 10 5)? %3D

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Q: What is the pH of a 0.40 M ammonia solution? Ka is 5.6 X 10-10 11.43 O 2.57 O 9.18 O 4.82

A: Ka = 5.6 x 10 —10

Q: All of the following are examples of hard bases EXCEPT: O Co,2- OH H20 SH

A: Hard base: Electron pair donor atom is not easily polarizable like N, O, F. Soft base: Electron pair…

Q: What is the pH of a 0.200 M solution of HNO3? A 0.70 B 1.31 c) 6.18 (D) 8.53

A: Given, the concentration of HNO3 =0.200 Mwe are asked to calculate the pH of solution of HNO3

Q: What is the pH of .08 M H2SO3 (aq)? O 12.51 Ο 1.10 0 .94 O 1.89 Ο 1.49

A: Concentration of H2SO3 = 0.08 M  pH of the H2SO3 = ?

Q: A tablet containing 500.0 mg of aspirin (acetylsalicylic acid or HC gH 70 4) was dissolved in enough…

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Q: Calculate the pH of a 0.043 M NaF solution. (K, for HF = 7.1 x 104.)

A: Given -> Molarity of NaF = 0.043 M Ka ( HF) = 7.1 × 10^ -4

Q: The pH of a solution for which [OH-] = 1.0 x10-6 is %3D

A: pH stands for Hydrogen potentials. pH is a negative logarithm of the concentration of hydrogen ions.…

Q: What is the pH of a 0.25 M solution of NH3? Kb = 1.8x105 O 2.67 O 11.33 O 9.07 O 4.93

A: Given valuues from  the question, Salt concentration = c= 0.25 M Kb =1.8×10--5 then,

Q: What is the pH of a 0.100 M solution of LiBrO(aq) at 25'C? Assume that LiBrO is a strong…

A: Since you have posted multiple questions, we are entitled to answer the first only. Given:…

Q: The pOH of a 0.025 M of HCIO4 is O a. 12.40 ОБ. 0.94 O c. 13.06 O d. 1.60

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Q: What is the percent ionization at 25 °C for a 0.00675 M solution of codeine (CH2, NO)? O 18.7% O…

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Q: Calculate the pH of a 0.20 M solution of NaC2H302. HC2H302 has a Ka=1.8 x 10. O a. 7.00 O b. 4.98 O…

A: i would go for option b- 4.98 as acid concentration is missing so i am unable to give you a solution…

Q: A solution of CSH5N (pyridine, Kp = 1.7 x 10 °) has a pH of 9.40. What is the [C5H5N]? O 9.3 x 1011…

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Q: What is the pH of a solution with [H*] = 1.0 x 104 M? 0 7 O -4 O 4 O 10

A: The pH of the solution is defined as negative logarithm of the molar concentration of H+ ions.…

Q: What is the pOH of a 0.053 M solution of KOH at 25 °C? 1.28 12.72 13.11 0.89

A: We have given for KOH solution.  Concentration of KOH solution = 0.053 M  KOH will dissociates as;…

Q: What is the pH of .15 M KBRO(aq)? O 3.07 O 4.75 O 13.18 O 9.25 O 10.93

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Q: What is the pH of a 0.193 M w. acid HA solution? Ka = 6.61 x 10−6?

A: The acid is weak so it weakly dissociates in the solution. That is it gives an H+ ions slowly in to…

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: calculate the ph of a 0.600 solution of Na2S

A: When Na2S dissolved in water - Na2S + 2H2O <===> 2NaOH + H2S Thus, sodium Sulfide is a salt of…

Q: What is the pH of 7.8 x 105 M HNO3 (aq)? O 18.1 O 9.9 O 9.5 O 3.7 O 4.1

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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 0.20 M solution of CH3NH3NO3 at 25 °C? At this temperature, the Kp for CH3NH2 is…

A: Both given Ka and Kb are given, means this salt is a weak acid-weak base type salt. -PH or [H+] of…

Q: For a 1.0 x 10-6 M solution of HNO3(aq) at 25 °C, arrange the species by their relative molar…

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Q: What is the pH of a 9.27*105 M solution of H3O? O 4.03 O 9.97 O 12.81 O 2.98

A: (10) Kool aid a powdered substance when added with water or solvent, will give a flavored sugary…

Q: : What is the pH of a 0.400 M HNO O 0.40 O 2.05 O 0.60 O 4.12 O 1.67

A: HNO3 when dissolved in water it dissociates.

Q: A 1.2 · 102 M aqueous solution of Ca(OH)2 at 25.0 °C has a pH of, O 12.38 O 12.08 O 1.62 O 2.4 · 102…

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Q: Which of the following statements is true about an aqueous solution of NH,CN? K, (HCN) - 4.9 x 10…

A: Since you have posted multiple questions, we are entitled to answer the first only.

Q: 3+ Calculate the pH of a 0.064-M Al (NO3); solution. The K, value for Al (H20)," is 1.4 x 10.

A: Concentration of Al ion = 0.064 M

Q: If [H3O*] = 3.8 x 10-3 M, what is the pOH of the solution? %3D O 2.42 O 2.13 O 2.77 11.58

A: The given data contains, H3O+=3.8×10-3M.

Q: Calculate the pH of a of 0.100M KBRO solution. Ka for hypobromous acid, HBRO, is 2.0 x 10 6- 10.85…

A: Given: The concentration of the KBrO3 solution = 0.100 M The Ka for HBrO3 = 2.0 × 10-9 We have to…

Q: Which of the following is a BrØnsted-Lowry acid? O C Cl 4 Ο ΝΗ O PH, Ο ΝΗ5 O Br 2

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Q: Calculate the pH of a solution resulting from the addition of 50.0 mL of 0.30M HNO3 to 50.0 mL of…

A: Nitric acid which is a strong acid on undergoing a reaction with ammonia will form a salt of…

Q: What is the percent ionization of an 3.5 M HF solution? (Ka=6.6 x 104) O 1.4 % O 0.22 % O2.4 % O 1.7…

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Q: What is the pH of a 0.0670 M solution of methylamine (CH3NH2, Kb = 4.4 x 104)? %3D

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Q: The pH of 0.075 M NH3 solution (Kb for NH3 = 1.75 × 10-5) O 4.94 O 12.03 O 1 1.05 O 8.02 O 2.09

A: Given,  Concentration of NH3 = [NH3] = 0.075 M  Base dissociation constant of NH3 = Kb = 1.75 x 10-5…

Q: What is the pH of a 0.1055 M CH3COOH solution (K, = 1.75 x 10-5)? %3D

A: Answer: ICE table for the dissociation of weak monoprotic acid is shown below:

Q: What is the pH of a solution with [H3O+] of 1.9 x 10-8 M?

A: Given that, [H3O+] = 1.9×10-8 M pH = ?

Q: .Calculate the concentration of H3O+ in the sample of milk of magnesia with the pH=10.52 2.…

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

Q: Calculate pH of a solution containing 0.50 M NaOCI and 0.75 M HOCI. (K, of HOCI = 3.2 x 10 8) O7.89…

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Q: Calculate the pH of a 0.50 M solution of ammonia (NH3, Kb = 1.8 x 10P.) A. 9.22 B. 2.52 C. 9.26 D.…

A: It is known that ammonia is a weak base in its aqueous solutions. The dissociation reaction in the…

Q: Question attached

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Q: Calculate the pH of a 3.5 x 10-3 M HNO3 solutio O 2.46 O 3.46 O 0.54

A: The acidity of the solution is measured by the pH scale. pH scale ranges from value 1 to 14. The…

Q: The K, for hypoiodite anion (IO) is 4.35x10-4. What is the pH of a 0.226 mol L solution of lithium…

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Q: The pOH of a 0.025 M of HCIO4 is O a. 12.40 O b. 0.94 O c. 13.06 O d. 1.60

A: According to Arrhenius acid base theory,  an acid is a substance which can give up proton(H+) to…

Q: What is the pH of a solution with [H3O+] = 4.5 x 10-5M?

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Q: What is the pH of a 0.35 M solution of methylamine (CH3NH2, Kb 4.4 at 25°C? O a. 5.55 b. 12.09 O c.…

A: We will. Calculate pH

Q: Calculate the pH of water containing 0.05 M NaCl at 25°C. Given: YH = 0.86 and %3D YOH- = 0.81. O…

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