12. What is the pH of a 2.5 x 10 M hydrobromic acid solution? а. 2.60 b. 11.40 с. 2.30 d. 11.70

Q: Notion of PH Examples: 1- Calculate the PH of the following solutions: Solution A: [H30+] = 10-2…

A: 1) We know, PH= - log [H3O+] [H3O+]=Concentration of H3O+ Solution A: PH= - log(10-2) Or, PH=2…

Q: Materials: solutions of: 1) juice-lemon, orange, calamansi, or dalandan 2) vinegar 3) table salt…

A: There are two types of bases/acids. One is strong base/acid which is completely dissociable in into…

Q: Case Study Section 1 – pH Based on “The Case of the Mortified Mom: Acids, pH and Buffers” by Terry…

A: Given the pKa of aspirin, pKa = 3.5 => Ka = 10-pKa => Ka = 10-3.5  Given the pH of stomach, pH…

Q: Calculate the pH of solutions with the following hydroxide ionconcentrations: Remember to use the…

A: pH is measure of acidity of a solution whereas the pOH is a measure of basicity of a solution. To…

Q: tnscape Inve Question 6 of 6 What is the pH of a 0.690 M solution of NaCN (Ka of HCN is 4.9 x 10…

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Q: 1. Original pH of the half neutralized solution: 4.35 2. Calculate K, of the Weak acid:

A: Given  pH = 4.35

Q: A chemist dissolves 345. mg of pure nitric acid in enough water to make up 150. mL of solution.…

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Q: Scholarship Ap NGLSync Portal OWLv2 | Online X + ctivity.do?locator-assignment-take [Review Topics]…

A: Here we have to determine the pH of the buffer solution containing 0.387M KF and 0.314M HF. Data…

Q: How does a difference in 1 pH unit change in terms of H+ concentration? Example: How does a pH of 3…

A: According to Bronsted-Lowry theory, acids are the species which donates H+ ion in the solution. The…

Q: b) Which is a reasonable pH for vinegar (sour taste)? 4; 7; 9; 12

A: pH is defined as the negative logarithm to the base 10 of hydrogen ion concentration  expressed in…

Q: HK is a strong acid. Calculate the following quantities for a 0.00580 M solution of HK. [HK] [K1-]…

A: Given data,Molarity of HK=0.0058M A strong acid will always dissociate completely when dissolved in…

Q: Calculate the pH of a 7.51 M solution of HBrO. The K, of HBRO is 2.50 x 10. Express your answer…

A: Since HBr is a weak acid, we have to plot ICE chart to find [H+(aq)] and pH. Given the molarity of…

Q: A 0.10 M solution of a base has pH 5 9.28. Find Kb.

A: The base dissociation constant, Kb represents the dissociation of base in water. When the value of…

Q: A solution has a pH of 5.38. (SHOW CALCULATIONS) a) What is the pOH? b) What is the hydronium…

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Q: Grams of Sodium Formate required to add to 400ml of 0.1M Formic acid to make the pH of solution by…

A: The reaction can be given as follows: HCOOH(aq)+NaOH(aq)→HCOO-Na+(aq)+H2O(l) Molarity of formic acid…

Q: Eutrophication of a lake is the process of __________. a) restoration of the lake's dissolved…

A: Option (c) rapid increase in the amount of dead and decaying plant matter in the lake as a result of…

Q: Calculate the pH of 1.055% (by mass) HCl (MM=36.46) solution. Assume density of the solution is…

A: Mass=1.055% Density =1.010 g/ml

Q: What would be the [H3O+] for a soda found to have a [OH-] of 1.26 x 10-¹3 mol/L? Is the solution…

A: Given concentration of OH- ion, [OH-] =1.26×10-13 moles/L concentration of H3O+ ion, [H3O+] =…

Q: Calculate the pH of the solution, after you add a total of 53.8 mL 0.200 M HNO3. Express your answer…

A: The question is based on the concept of titrations.   we are titrating a strong NITRIC acid with…

Q: If 50 mL of 0.1 M NAOH was added to each beaker, which resulting solution would have the lowest pH?…

A: given :  beaker 1 HCl and beaker 3 HI are both strong acids and beaker 2 HNO2 is weak acid. first we…

Q: Case Study Section 1 – pH Based on “The Case of the Mortified Mom: Acids, pH and Buffers” by Terry…

A: GIVEN: Bicarbonate was an effective buffer in Molly’s situation To determine: what else could/does…

Q: 32.92 mL of 0.24 M NAOH is added to 23.71 mL of a 0.17 M HCI. What is the pH of the solution? Please…

A: Calculate the number of moles of NaOH and HCl. Number of moles = Concentration (M) × Volume…

Q: A 0.202 M solution of HX has a pH of 4.90 at 25°C. What is the value of Ka for HX? (the answer…

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Q: 16. What is the pH of a 0.481 M solution of NH4Br? For NH3, Kb = 1.8 × 10–5

A: The solution is as follows :

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Q: A 46.47 mL of 0.510 M HCI solution was transferred to a 250.00 mL volumetric flask. Distilled water…

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Q: Milk of Magnesia, a commercial product, is a suspension of magnesium hydroxide. Milk of Magnesia has…

A: It is given that the pH of milk of magnesia is 10.5, and is a suspension of Mg(OH)2,

Q: For a diprotic acid (H,A), pKa1=5.346 and pKa2=10.10. For a solution that is a one to one…

A: The diprotic acid furnishes the two moles of hydrogen ion in solution per mole of the acid…

Q: [Review Topics] [References] Use the References to access important values if needed for this…

A: Given, pOH of an aqueous solution at 25°C = 3.50  pH of the solution = ? Hydronium ion concentration…

Q: 3. What is the pH range of bases, to ? 4. Which 2 astronomers believed the Earth revolved around the…

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Q: Table 12.3 (data)           Substance pH Substance pH Substance pH Lemon Juice   Household…

A: The pH of a solution is used to describe the concentration of H+ ions in a given solution . It is a…

Q: an unknown substance is 1.4 what i

A: Molarity is the ratio of the moles of the solute to the volume of the solution in litre. It is…

Q: After determining level of contamination of the river following the HCl spill, examiners recommended…

A: Neutralization of HCl

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A: Activated charcoal is made from sources of carbon like coal, wood, etc. which is treated at high…

Q: 2. The pH of a 2.14 M solution of a weak base Bis measured to be 10.82 Determine K, of the base…

A: To calculate these , we would write reactions and use formulae .

Q: Constants Periodic Tab Pyridine is a weak base that is used in the manufacture of pesticides and…

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

Q: A 4.28⋅10^−2 M solution of KOH is made. (answer each part) part a: What is the pOH of this…

A: We have 4.28*10-2 M solution for KOH. We have to calculate the pOH, pH and hydrogen ion…

Q: How can pH be measured? List at least two methods.

A: pH is a scale that specifies the acidity and basicity of an aqueous solutions. Acid solutions has…

Q: The pH of a solution is (1.3x10^0). What is the [H]? Report your answer to 2 sig figs. Note: Your…

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Q: The pH of a 0.72 M solution of hydrofluoric acid (HF) is measured to be 1.66. Calculate the acid…

A: HF is a weak acid. Hence it will dissociate partially as per the reaction  HF ------> H+ + F-

Q: SOido L AMR Use the References to access important values if needed for this question. The pH of an…

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Q: The pH of a 0.92M solution of hypobromous acid (HBRO) is measured to be 4.34. Calculate the acid…

A: We have to calculate the Ka.

Q: Case Study Section 1 – pH Based on “The Case of the Mortified Mom: Acids, pH and Buffers” by Terry…

A: A blood pH lower than the normal blood pH of 7.4 has many bad impacts in our body which are given…

Q: A solution of HCN was prepared in 2.5 L of water.  The pH of this solution at 25°C was determined to…

A: The question is based on the concept of equilibrium. we have been  given pH and dissociation…

Q: Part A A0.110 M solution of a weak acid (HA) has a pH of 3.33. Calculate the acid ionization…

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Q: Case Study Section 1 – pH Based on “The Case of the Mortified Mom: Acids, pH and Buffers” by Terry…

A: Given the pKa of aspirin, pKa = 3.5 => Ka = 10-pKa => Ka = 10-3.5  Given the average pH of…

Q: Case Study Section 1 – pH Based on “The Case of the Mortified Mom: Acids, pH and Buffers” by Terry…

A: Human blood has a buffer system of carbonic acid(H2CO3) and bicarbonate ion (HCO3-).

Q: Calculate [H+] in a solution that has a pH of 9.77. a. 5.9*10^9 b. 1.7*10^-10 c. 5.9*10^-9 d.…

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Q: Answer and explain it properly     Q) what is the pH of 100mL of 0.2 M HF

A: HF is a weak acid so its acid dissociation constant needs to be considered and on its extent of…