Super Ninja has a 10.00 mL sample of 0.15 M of chlorous acid, HClO2(aq). 1. Is this a strong or weak acid? Explain how you know 2. Is this a monoprotic, diprotic, triprotic, or polyprotic acid? 3. This acid is titrated with 0.20 M sodium hydroxide, NaOH a. Calculate the initial pH of the acid prior to titrating.

Q: Starting with 0.1 mol L−1 HNO2(aq), which one of the following operations would cause the pH of the…

A:

Q: a)What is the molar H3O+ ion concentration in an aqueous solution with an OH− ion concentration of…

A:

Q: 0.102 L of 0.200 M HCl(aq) is combined with 0.0600 L of 0.400 M CH3NH2(aq).  What is the pH of the…

A: From the given molarity and volume, the initial milli moles can be calculated.

Q: 8. Propanoic acid (CH₂CH₂COOH, which we simplify to HPr) is a carboxylic acid whose salts are used…

A: Molarity of propanoic acid solution is 0.10M  Acid dissociation constant Ka is 1.3 * 10-5  We have…

Q: Andi has 100 mL of acetic acid solution, 0.1 MCH3COOH a. If Ka CH-COOH = 2 x 105, determine the pH…

A:

Q: Sodium benzoate, NaC6H5COO (molar mass 144.1 g mol-1) is a common food preservative. The Ka of…

A: given - volume of NaC6H5COO = V1 = 25 ml volume of HCl = V2 = 16.67 ml conc. of HCl = C2 = 1.20…

Q: In the laboratory, a general chemistry student measured the pH of a 0.530 M aqueous solution of…

A: Weak acid "C" concentrated HA                                          HA      < -->    H+…

Q: 10.0 g of NaHCO3 is dissolved in a mixture of 1750 mL water and 250 mL of 0.20 M NaOH. a. Calculate…

A: The pH of a solution is used to determine the acidity or alkalinity of a solution. A buffer solution…

Q: What is the pH of the solution that results from adding 42.8 mL of 0.150 M HCl to 23.9 mL of 0.650 M…

A: Here we are required to find the pH of the buffer solution

Q: Sodium benzoate, NaC6H5COO (molar mass 144.1 g mol-1) is a common food preservative. The Ka of…

A: Molarity of a solution may b defined as the ratio of number of moles to the volume of solution in…

Q: What is the pH of a solution made by adding 0.65 m of acetic acid (H3CO2H) and 0.30 mol of sodium…

A: Concept introduction: Buffer solution: It is the solution which resist the change in pH when small…

Q: 0.5M calcium hydroxide usually referred as slake slime has applications in dental works, hair care…

A:

Q: Propionic acid, HC3H5O2, has Ka= 1.34 x 10–5. (a) What is the molar concentration of H3O+ in 0.15 M…

A: HC3H5O2 is a weak acid and dissociates in aqueous solution as: HC3H5O2+H2O↔C3H5O2-+H3O+

Q: Write the acid or base dissociation equation for Sr(OH)2 b.) Calculate the pH of a solution…

A: As an aqueous solution of strontium hydroxide dissociates completely in water because it is strong…

Q: NaCLO(s) dissociates when it dissolves in water: NaClO(s) + H2O(l) →Na+(aq) + ClO−(aq) and in water…

A:

Q: Chloroacetic acid, HC,H2CIO2, has a greater acid strength than acetic acid because the…

A: Given, Concentration of chloroacetic acid, HC2H3ClO2 = 5.11 × 10-3 M Ka of chloroacetic acid = 1.3 ×…

Q: If a buffer solution is made from 300.0 mL of 2.2 M pyridine salt mixed with 350.0 mL of 2.0 M…

A: Buffer solution pH is determined using Henderson–Hasselbalch equation. Which relates salt…

Q: 7. In aqueous solution, hydrazine is a base that can accept two protons: N2H4(aq) + H2O(1)…

A: #7 (a): Since Kb2 << Kb1, the OH-(aq) contribution is mainly due to the 1st hydrolysis…

Q: What is the pH of a 0.450 M solution of the cyanate ion, OCN–? Show the simplifying assumption that…

A: Kb = [HOCN] [OH-] / [OCN-]Given that Kb = 2.8x10-11  2.8x10-11 = X2 / (0.450-X)1.26x10-11-…

Q: Rainwater is slightly acidic due to dissolved CO2. Use the following data to calculate the pH of…

A:

Q: Explain why we can simplify the calculations for K when the value of K is very small (less than…

A: #4.1: Smaller the value of equilibrium constant K, smaller is the amount of reactant converted to…

Q: Write the balanced NET IONIC equation for the reaction that occurs when hydroiodic acid and…

A: The balanced equation of the reaction is: HI + KCN = KI + HCN The reaction is classified as a…

Q: 1.2 x 10-³M? 2. Air-saturated water has a hydronium ion concentration caused by the dissolved CO2 of…

A: Concentration of hydronium ion caused by dissolved CO2 = 2.0 × 10-6 M

Q: NaOH(aq) + HCI(aq) → NaCl(s) + H2O(aq) Calculate the pH of the solution that results from the…

A: Millimoles of NaOH reacted = 404 x 4.88 x 10-5 = 0.0197 millimoles Millimoles of HCl reacted = 566 x…

Q: The odor of spoiled butter is due in part to butanoic acid (HC4H7O2) which results from the…

A:

Q: Sodium benzoate, NaC6H5COO (molar mass 144.1 g mol-1) is a common food preservative. The Ka of…

A: IMPORTANT POINTS: Firstly 25 ml  of the stock solution was taken , which was titrated with HCl…

Q: An acid-base equilibrium system is created by dissolving 0.50 mol CH3CO2H in water to a volume of…

A: The acid-base equilibrium between CH3COOH and H2O is given by the reaction.

Q: Phosphoric acid, H, PO, (aq), is a triprotic acid, meaning that one molecule of the acid has pKa2…

A: Solution                      Given that The solution will be as follows   Given the concentration…

Q: 1. Write the complete chemical equation for the reaction of a solution of sodium hydroxide and…

A:

Q: 1) A drop of phenolphthalein is added to a solution of 1.0 M H2SO4 with a volume of 10.0 mL. The…

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

Q: 5) Calculate the pH of 250.0 mL of formic acid solution with a concentration of 0.225 M…

A:

Q: In the following equation HNO2 (aq) + H2O (l) ↔ H3O+ (aq) + NO2-(aq), 0.37 M of nitrous acid was…

A: Given data,Molarity of HNO2=0.37MKa for HNO2=4.5×10-4M

Q: Malere Draw the Lewis structure for your usknewn and circle the acidic hydrogens. You may have to…

A: We’ll answer the first question since the exact one wasn’t specified. Please submit a new question…

Q: I'd like help with the theoretical pH calculation, please. The Ka of both NH3 and CH3COOH is given.…

A: The pKa of acetic acid can be calculated as follows-

Q: Consider the titration of potassium hydroxide with hydrocyanic acid and answer the following…

A: pH is used to determine the concentration of hydronium ion.

Q: 1. An aqueous solution of 0.150 M HBr (80.00 mL) is titrated with 0.060 M NaOH, as shown below. HBr…

A: Given,0.150 M HBr is titrated with 0.060 M of NaOH.

Q: Calculate the change in pH when 6.00 mL of 0.100 M HCl(aq) is added to 100.0 mL of a buffer solution…

A: The pH of the original solution is pH = pKa + log([base]/[acid]) =9.25 + log1 = 9.25 All…

Q: Phosphoric acid, H;PO,(aq), is a triprotic acid, meaning that one molecule of the acid has three…

A:

Q: Sodium benzoate, NaC6H5COO (molar mass 144.1 g mol-1) is a common food preservative. The Ka of…

A: We have around us various solutions. It consists of the dissolution of several compounds. Both sides…

Q: alculate the pH of the glacial acetic acid and the solution you prepared in step 1. Step 1: Glacial…

A:

Q: Calculate the pH of the resulting solution if 27.0 mL of 0.270 M HCl(aq) is added to 37.0 mL of…

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

Q: Determining how many protons (H ions) an acid can donate and a base can accept is an important…

A: Given: Citric acid is a triprotic acid (like H3A).

Q: The temperature for each solution is carried out at approximately 297 K where Kw=1.00 x 10-14-…

A:

Q: The temperature for each solution is carried out at approximately 297 K where Kw=1.00×10−14. a) 0.60…

A: pH: It can be defined as by saying the power of hydrogen in a solution. On the basis of pH, we can…

Q: You have 1 liter of NH3 solution whose concentration is 0.2 M. If the equilibrium constant of…

A:

Q: What would be the hydronium ion concentration in a solution 0.100 M NaOH and 1.00 M NH3? (Hint:…

A: The dissociation of strong base NaOH takes place as,                                   NaOH    ⇌…

Q: Consider the below reaction, where you have 20.0ml of .18M C5H5N, which has a kB of 1.42x10^-9…

A: When strong acid react with weak base ,as given above  , pH is more affected by acid and given by…

Q: By titration, it is found that 50.1 mL of 0.192 M NaOH(aq) is needed to neutralize 25.0 mL of…

A: Given, Molarity of NaOH = 0.192 M Volume of NaOH = 50.1 ml Volume of HCl = 25.0 ml  Molarity of HCl…

Q: onsider two lakes, North Lake and South Lake. North Lake has a granite base, and South Lake has a…

A: Given  CO2 = 400ppmv , T = 25°C , P =1.0 atm Nitric acid doesn't rot, collect, or biodegrade. Assume…

Q: A solution with a volume of 1.00 L is 0.350M in CH3COOH(aq) and 0.450 M in CH3COONA(aq). What will…

A: We have a buffer solution of acid  CH3COO-Na   and salt CH3COOH      From the Henderson-Hasselbach…