Unanswered • 1 attempt left • Due on Mar 12 What is the OH¯ ion concentration in a solution with pH = 4.75? 1.78 x 10^-5 M 4.75 x 10^-7 M 9.25 M 5.62 x 10^-20 M 5.62 x 10^-10 M

Q: What is the pH of a solution containing 5ml of 0.1M NaOH mixed with 2ml of 0.15M HCl? a. None of…

A: Given Molarity of HCl  = 0.15 M Volume of HCl = 2 ml Molarity of NaOH = 0.1 M Volume of NaOH = 5 ml

Q: The % ionization of a 0.015 M aqueous solution of an acid is 0.14 at 25 °C. What is Ka of this acid…

A: Let the acid be HA. So it will disociate as H+ + A- . Let the concentration of acid be denoted as C…

Q: A certain acid, HA, has a Ka given by: HA + H2O H3O* +A- Ka = 6.80 × 10-6 What is the pH of a 0.247…

A: Answer is explained below.

Q: If the Kp of a weak base is 2.4 x 10-6, what is the pH of a 0.47 M solution of this base? pH 0.00511…

A: Given : Initial concentration of weak base B = 0.47 M Kb of base = 2.4 X 10-6  Since B is a weak…

Q: 15. What is the pH of a cleaning solution with a [H3O*] =7.4 × 10°M H3O*? A) 5.87 B) 5.9 C) 7.13 D)…

A: pH can be calculated using the formula ,  pH= -log10 [H+]  Detail mathematical calculation is shown…

Q: The pH of a solution prepared by mixing 45.0 mL of 0.183 M KOH and 25.0 mL of 0.145 M HCI is O…

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Q: What is the pH of this solution?

A: Ka is the ratio of  product of concentration of products raised to their stoichiometric coefficient…

Q: Part A Calculate OH in the following aqueous solution at 25 °C: H30*] = 2.2x10-8 M . Express your…

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Q: Alice's pH meter broke and will only report [OH−]. What is the pH of a solution with a measurement…

A: Given, [OH-] = 1.122 mM = 1.122 × 10-3 M

Q: Determine the pH of a 0.50 M NaF solution. The Ka of HF is 3.5 x 10-5. Enter the result to 2 decimal…

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Q: An acid (HA) dissociates as follows: HA - H* + A minus Arrow should be interpreted as an equilibrium…

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Q: Homework • Unanswered Consider the following solutions at 25°C. Match each of the solutions (on the…

A: We know thatpH=-log[H+]and pH+pOH=14

Q: If this picture is still unclear, please take my word for it, there is no more information besides…

A: Aspirin is a weak acid. It undergoes dissociation as:HA -----> H+ + A-The dissociation constant…

Q: 11) Which of the following solutions would have the highest pH? Assume that they are all 0.10 M in…

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Q: 13. Calculate the PH of a 0.1M HA solution. Ka for HA is 7.2 x 10-5 |4.0 ONone of the others 2.1…

A: Since you have posted multiple questions, we will solve first question for you. Please repost other…

Q: Aqueous solutions of boric acid have a reaction of the medium:(There may be multiple correct…

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Q: Water sample has a pH of 10. Compute the total alkalinity if the concentration of [HCO3], [CO32] and…

A: Given :          [HCO3-] = 61 mg/L CaCO3           [CO32-] = 167 mg/L CaCO3             [OH-] = 5…

Q: Can you please answer this question and all of the sub problems and show all of the steps to the…

A: a). Molarity of lithium hydroxide =Mass of LiOHMolar mass of LiOH×Volume of solution )L=4.8 g23.95…

Q: Calculate the pH after 0.047 mole of NaOH is added to 1.00 L of each of the following solutions.

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Q: For a 0.0448 M aqueous solution of aniline, C6H5NH2 (Kb = 7.4E-10), determine the following. Kw =…

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Q: Calculate the pH of a solution formed by mixing 15.0 mL of 0.250 M HClO with 15.0 mL of 0.315 M…

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Q: For numbers 4 to 5, choose from A. KNO3 B. NaOCI C. NH&Br D. none of the above 4. This salt produces…

A: The salts given are KNO3, NaOCl, and NH4Br.

Q: Part C Calculate H30*| in the following aqueous solution at 25 ° C: [OH ]= 6.2x10-12 M Express your…

A: This Question contains two parts, in first part we determine the H3O+ ion Concentration and in…

Q: Name Date Period 1 2 3 45 6 Titrations 2 1. If you had 35ml of a .6M solution of NaOH, and mixed it…

A: “Since there are multiple questions and it is not mentioned that which one has to be solved so I am…

Q: Calculate the pOH of 0.100 M Na,PO,? a. 13.00 b. 1.44 C. 1.00 d. 12.56 Clear my choice

A: given that   ( Na3 PO4) = 0.100 M POH =?

Q: The acid ionization constant for Pb(H2O)62+(aq) is 6.3×10-7. Calculate the pH of a 0.0538 M solution…

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Q: O2.16 atm Predict the products for the following reaction (ignore balancing): Zn (s) + O Zn(SO4)2…

A: Different types of reaction: a) Precipitation reaction: In precipitation reaction an insoluble salt…

Q: 12.5 mL of 0.280 M HNO3 and 5.0 mL of 0.920 M KOH are mixed. Is the resulting solution acidic,…

A: Molarity of HNO3=0.280 M  The volume of HNO3=12.5 mL Millimoles of HNO3=Molarity x volume in…

Q: 10. Calculate the pH of a 0.250 M solution The Ka of HCIO is 2.9x10-8.

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Q: In the equation (see pic below), how did we get hydronium ion in the beginning, instead of 2H+?

A: Net ionic Equation:The net ionic equation shows only those chemical species that actually undergo…

Q: What is the hydronium ion concentration in 0.275 M nitrous acid? Ka= 7.1x10^-4 Hide answer choices A…

A: Given :  Concentration of nitrous acid = 0.275 M  Ka = 7.1 x 10-4

Q: uestion 3 Consider a buffer solution made up of H,PO, and HPO. For H,PO4, Ką = 6.2 x 10-8. What mole…

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Q: 10. Assuming that the dissociation products are of equal concentration, classify the pH of the…

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Q: 13. A 200-mL of NaOH solution was added to 400 mL of a 2.00 M HNO2 solution. The pH of the mixed…

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Q: For a solution of 2.5 M H2CO3 (Ka = 4.4 × 10-7), calculate   [H+]= ___________ M   pH=   percent…

A: The Ice table –                     H2CO3 →H+ + HCO3-I                      2.5            0…

Q: we found that the percent ionization of niacin 1Ka = 1.5 * 10-52 in a 0.020 M solution is 2.7%.…

A: Given information, The percent ionization of niacin Ka = 1.5 * 10-52 in a 0.020 M solution is 2.7%…

Q: A buffer solution is 0.357 M in H2 C204 and 0.399 M in NaHC204. If Kal for H2 C204 is 5.9 x 10-2,…

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Q: Calculate the pH of a solution containing 0.085 M nitrous acid (HNO2, Ka = 4.5 * 10-4) and 0.10 M…

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Q: Calculate the pH for a 4.3 × 10−8 M HCl solution with an ionic strength of m = 0.1. yH+ = 0.83, yOH−…

A: We have to Calculate the pH for a 4.3 × 10−8 M HCl solution

Q: 17. The pH of a 0.10 M solution of a weak base is 9.82. What is the Kb for this base? A. 4.4 x 10-8…

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Q: QUESTION 2 Calculate the pH of a solution that is 0.410 M in HOCI and 0.050 M in NaOCI. [K a(HOCI) =…

A: The solution of 0.410 M  HOCl  and 0.050 M  NaOCl  is an acidicbuffer system. HOCl is a weak acid…

Q: Calculate the percent ionization of a 0.394 M solution of nitrous acid.

A: As per guidelines if multiple questions first question is allowed to answer, please post question…

Q: Calculate (H30*] in the following aqueous solution at 25 °C: [OH¯] = 6.9x10-12 M . %3D Express your…

A: Given :-  [OH-] = 6.9 x 10-12 M  To calculate :-  [H3O+] and also determine the nature of solution

Q: Quèstion 3 Calculate the pH of a solution with an H concentration of 7.2 x 10 10 M and state if the…

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Q: What is the concentration of hydroxide ion in a 0.170 M aqueous solution of hydroxylamine, NH2OH?…

A: pH of solution is defined as negative logarithm of hydrogen ions concentration.

Q: Calculate the pH of a 0.294 M NaF solution. Assume KA(HF) = 1.0 x 10-4 .  Give you answer to three…

A: Given : Concentration of NaF = 0.294 M Since NaF contains the ion F- which is conjugate base of weak…

Q: Calculate the pH and percent ionization of a .25 M solution of weak base pyridine. Given Kb = 1.7 *…

A: Given: The concentration of pyridine = 0.25 M Kb for pyridine = 1.7 × 10-9 We have to calculate the…

Q: The Ka of hypochlorous acid (HClO) is 3.0 × 10-8 at 25.0°C. What is the % ionization of hypochlorous…

A: The dissociation extent possess by any certain weak acidic species is designated by the symbol "Ka".…

Q: Part C What is the pH after the addition of 25.0 mL of 0.145 M NaOH to 25.0 mL of 0.125 M HNO3? •…

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Q: Lab Report #6-2-4: 0.1 M NagPO4 solution, using the given pH data, calculate value of (Ka or Kb) O…

A: The question is based on the concept of salt hydrolysis . we have to calculate the dissociation…