in 2 liters of water dissolve 4.48 liters of NH3 measured under normal conditions .pH of the solution created when it is known that K (NH4OH) = 10-⁵ is

Q: 5. The pK,'s for phosphoric acid represent the following ionizations: H;PO4 2 H2PO4 + H* pK = 2.14…

A: Chemical reaction between H3PO4 and NaOH is:   H3PO4+3NaOH→Na3PO4+H2O

Q: What is the pH of a solution that is prepared by dissolving 9.96 grams of salicylic acid (138.12…

A: Concentrations of salicylic acid and salicylate ion can be calculated as given below:

Q: How many moles of HA would need to be added to 481 mL of 0.816 M NaA to produce a solution with a pH…

A:

Q: UESTION 9 What is the pH of the resulting solution if 25 mL of 0.432 M methylamine, CH 3NH 2, is…

A: We will use the Henderson-Hasselbalch equation  to get the pH pH = pKa + log (base/acid) pKa of…

Q: How many grams of NH4Cl (53.49 g/mol) must be dissolved in 0.612 L of solution in order to obtain a…

A: First we would Calculate molarity using pH and Ka value of NH4+ .  Them using molarity and volume we…

Q: If 18.0 mL of glacial acetic acid (pure HC2H3O2; Ka=1.8×10−5) is diluted to 1.40 L with water, what…

A: Glacial acetic acid is purest form of acetic acid in which anhydrous form or undiluted form of…

Q: How many moles of NaA would need to be added to 544 mL of 1.07 M HA to produce a solution with a pH…

A: The question is based on the concept of buffer solution.   A buffer is a solution which resist any…

Q: 3..A 10 mL solution of 0.38 M HA (pKa = 4.40) is mixed with 8.0 mL of 0.38 M KOH. What is the pH of…

A: Given-> Volume of HA = 10 ml Molarity of HA = 0.38 M Volume of KOH = 8.0 ml Molarity of KOH =…

Q: Calculate the pH of a mixture that contains 0.26 M of HCOOH and 0.10 M of HC6H5O. The Ka of HCOOH is…

A: Answer :- Acid dissociation constant :-It is the equilibrium constant when dissociation of acid…

Q: Phenolphthalein has a pKa of 9.7. It is colorless in its acid form and pink in its basic form. For…

A: Given, pKa = 9.7 To calculate the [In-]>[HIn] and predict the color of a phenolphthalein…

Q: Q1//A solution of o.1 M of BX salt with pH=9.5, the HX is weak acid and BOH a strong base. Calculate…

A: Since the exact question is not mentioned we only answer the first question. Please resubmit the…

Q: Q1// A buffer solution prepared by adding adequate amount of Acetic acid and Sodium acetate to…

A: For Acetic acid, pKa = - log Ka = - log (1.8x10-5) = 5 - 0.255 = 4.745  (1) pH on addition of 10 mL…

Q: Q1A:Calculate PH for a 0.5 liter solution containing 3.25 gm of potassium cyanide(KCN) know that…

A: The question is based on the concept of equilibrium. we have to calculate pH of the potassium…

Q: What is the pH of a solution made by mixing 30.00 mL of 0.10 M HI with 40.00 mL of 0.10 M NaOH?…

A:

Q: Part A Part B For 2900 mL of a butter solution that is 0.220 M in HCHO) and 0.285 M in KCHO₂,…

A: pH of the buffer solutions can be determined using H-H equation.

Q: The base Ca(OH)2 is almost insoluble in water , only o 25 g can be dissolved in 0.5 L of water at 25…

A: Given : Mass of Ca(OH)2 dissolved = 25 g And volume of solution = 0.5 L…

Q: What is the pH of a solution prepared by mixing 18.00 mL of 0.277M CH3COOH with 50.00 mL of 0.166 M…

A:

Q: Furoic acid (HC5H3O3) has a Ka value of 6.76 * 10-4 at 25 °C. Calculate the pH at 25 °C of a…

A: Buffers are the solutions that resists the change in pH on addition of small amount of acid or base.…

Q: Q1// A buffer solution prepared by adding adequate amount of Acetic acid and Sodium acetate to…

A: A buffer solution is a solution that resists a change in its pH on the addition of a small amount of…

Q: A. Identify the type of solution and calculate the pH for each of the following: i. 0.100 M HONH2…

A: PH = -log [H+] For weak acid [H+] = Kaweak acid Where [weak acid] is the concentration of the weak…

Q: NH3 is a weak base (K, = 1.8 × 10-5) and so the salt NHCI acts as a weak acid. What is the pH of a…

A:

Q: Calculate the pH of a solution formed by mixing 500.0 mL of 0.075 M CH3NH3Cl with 200.0 mL of 0.10 M…

A: Given: Volume of CH3NH3Cl = 500 mLMolarity of CH3NH3Cl = 0.075 MVolume of CH3NH2 = 200 mLMolarity of…

Q: How many moles of B (weak base) would need to be added to 507 mL of 0.28 M BHCl (the acidic salt) to…

A: IMPORTANT POINTS: It is the case of basic buffer containing a weak base and its conjugate salt BHCl…

Q: A 9.802-g portion of NaCN was dissolved in enough water to prepare 1.00-L of solution. Calculate (a)…

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

Q: How many grams of benzoic acid (CH:CO2H, 122.12 g mol", K = 63×10-7) is rquired t prepare an aqueous…

A:

Q: The acid-dissociation constant (Ka) of hydrocyanic acid (HCN) at 25.0°C is 4.9 × 10-10. What is the…

A: NaCN    →     Na+   +    CN- CN-    +     H2O    ⇔     HCN   +     H3O+ The data given are- Ka of…

Q: Q1// A buffer solution prepared by adding adequate amount of Acetic acid and Sodium acetate to…

A: Given, the buffer solution is prepared by mixing CH3COOH and CH3COONa. The concentration of salt,…

Q: Write the balanced ionization or dissociation chemical equation of HC6H5CO2 in water. Include all…

A:

Q: 2,What is the pH of the solution with  hydronium ion concentration of 6.3 x 10-12 M? Group of…

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

Q: Calculate the pH of a solution that contains 0.10 m HC2H3O2 and 0.050 m NaC2H3O2. The Ka for HC2H3O2…

A:

Q: What is the pH of a solution made by mixing 100-ml of 0.200 M KOH and 200-mL 0.400 M NAOH? A, 13.3…

A:

Q: Q1//A solution of 0.1 M of BX salt with pH=9.5, the HX is weak acid and BOH a strong base. Calculate…

A:

Q: Calculate the pH of a solution formed by mixing 250.0 mL of 0.15 M NH 4Cl with 200.0 mL of 0.32 M NH…

A: A buffer solution is an aqueous solution consisting of a mixture of a weak acid and its conjugate…

Q: Vitamin C is ascorbic acid (HC6H7O6), for which Ka is 8.0 × 10-5 . Calculate the pH of a solution…

A:

Q: Determine the pH of a solution made of 0.0082M H3PO4 and 0.0046M Na2HPO4. (Ka of H3PO4 = 7.11 x…

A: Balance chemical equation:                                   H3PO4 + Na2HPO4  ----->   2NaH2PO4…

Q: %3D What is the pH of a 0.1000 M NACH3COO solution? (Ka CH3COOH = 1.8x10^-5) 4.75 5.13 8.87 7.45…

A: We have find out pH of 0.1000 MNaCH3COO Solution.

Q: A solution of dimethylamine is prepared by dissolving 1.3525 grams of dimethylamine in 25 mL ethanol…

A: Dimethylamine reacts with HCl as: CH3NHCH3+HCl→CH3NH2+CH3+Cl-

Q: Calculate the pH of a solution formed by mixing 150.0 mL of 0.20 M HClO with 300.0 mL of 0.30 M…

A: Henderson's equations enable the calculation of the pH of buffer solutions prepared by mixing known…

Q: If HX is a weak acid. An aqueous solution of HX is prepared by dissolving 0.020 mol of HX in enough…

A:

Q: Phosphoric Acid (H3PO4) has pKa values: 3.13, 4.76, 6.40. What is the pH made by dissolving 0.200…

A: When a substance increases the concentration of the hydrogen ion in an aqueous solution, then the…

Q: What is the approximate pH of a solution formed by mixing 45.0 mL of 0.10M HNO3, 50.0 mL of 0.20M…

A: Given: The volume of HNO3=45.0 mL  Molarity of HNO3=0.10M  Volume of HCl=50.0 mL  Molarity of…

Q: Estimate the pH at the equivalence point of an HOAc solution if 25.5 mL of this solution required…

A: Acetic acid (CH3COOH) is a weak acid and partially dissociates in the solution to yield hydrogen…

Q: Calculate how much of each solution you need to take to prepare 1 L of buffer solution with a pH of…

A: The question deals with the concept of Buffer preparation. by adding suitable amount of sodium…

Q: An aqueous solution is prepared by mixing 50 mL of 2.0M KHPO4 and 25 mL of 2.0M K2HPO4 ,to a final…

A: The question is based on the concept of PH  calculations.   pH is defined as negative logarithmic of…

Q: 1. calculate the pH of a solution obtained by mixing 30.4 mL of 0.03 M HCL with 31.4 mL of o.1 M…

A: SOLUTION 1. Here both HNO3 and HCl are strong acid, total proton concentration is the sum of the…

Q: the pH of modern rain water (= 5.61) in equilibrium with air at 25°C and a total pressure of 1…

A:

Q: Atmospheric CO2 levels have risen by nearly 20% over thepast 40 years from 320 ppm to 400 ppm. (a)…

A: (a) Dissociation reaction of H2CO3 is, Concentration of H+ can be calculated as follows:

Q: If 50.00 mL of a 0.1000 M hydrochloric solution is titrated with a 0.0985 M NaOH solution, what is…

A: Volume of hydrochloric solution=50.0mL Concentration of hydrochloric solution=0.1000M Concentration…

Q: Calculate the pH of a 0.210M NaCN solution. Ką of HCN = 6.2 × 10-10 2.74 11.26 9.06 None of these…

A: The reaction is, CN- + H2​O ----------> HCN + OH-  So we can create concentration table as,…

Acid Base Titration

An acid-base titration is the method of quantitative analysis for determining the concentration of an acid and base by exactly neutralizing it with a standard solution of base or acid having known concentration.