What is the concentration of hydroxide ions in pure water at 30.0∘C, if Kw at this temperature is 1.47 × 10-14?

Q: What is the concentration of hydroxide ion in a 0.54 M aqueous solution of hydroxylamine, NH2OH?…

A: Hydroxyl amine is a weak base and it partially dissociates into NH2+ ion and OH- ions. The ICE table…

Q: What is the pH (to two decimal places) of a saturated aqueous solution of copper(II) hydroxide (at…

A:

Q: The pH of a 1.4M solution of acetic acid (HCH,CO,) is measured to be 2.30. Calculate the acid…

A: Given- pH=2.30 Concentration of acetic acid= 1.4M

Q: 11. The ionization constant, Kw, of water at 60 °C is 1.00 x 10-13. What is the pH of pure water at…

A: Given Kw = 1.00 x 10-13

Q: 13. Which of these statements (to a close approximation) is true of a solution prepared by…

A: In this question, which statement is true ( A, B, C or D ) when NaA dissolving in water.  How we can…

Q: Would you expect a solution of ammonium chloride (NH4Cl) to be acidic or basic when added to water?…

A: Introduction- For the salts of strong acids and strong bases, the pH of salt will be neutral that is…

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

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

Q: ionization constant for water (Kw) is 2.9 x 10 ionization constant for water (Kw) is 9.311 x

A: Since you have posted multiple independent questions in the same request, we will solve the first…

Q: The acid-dissociation constants of phosphoric acid (H3PO4) are Ka1= 7.5x10-3, Ka2 =6.2x10-8, and Ka3…

A: Given : Concentration of H3PO4 taken = 3.0 M The three dissociation reactions of H3PO4 can be…

Q: Alcohols can act either as weak acids or as weak bases, just as water can. Show the reaction of…

A: We have to predict the reaction of methanol with acid and base.

Q: Please solve the following: 1. Calculate the [H+], pH, pOH of  20 g of acetic acid in 980 g of water…

A: • Molarity: it is defined as the moles of solute dissolved in one litre of solution. • pH: measure…

Q: The pH of a 0.052M solution of acrylic acid (HC,H,CO,) is measured to be 2.77. Calculate the acid…

A: GivenpH = 2.77pH = -logH+2.77 = -log H+H+ = 0.00169 M[H+] = 1.7 * 10-3 M

Q: 1.What is the percent relative uncertainty of pH of a 0.1861(±0.0004) molar solution of HCl?…

A: Interpretation-  To determine percent relative uncertainty of pH of 0.1861(±0.0004) molar solution…

Q: he pH of a 0.282 M solution of ascorbic acid, H2C6H6O6? O×10-5, Ka2 = 1.6×10-12) nswer should be…

A:

Q: What is the concentration of hydroxide ion in a 0.19 M aqueous solution of hydroxylamine, NH2OH?…

A: hydroxylamine is a weak base. Hence it will dissociate partially as per the reaction NH2OH (aq) +…

Q: If Kw is 2.9 x 10-15 at 10 0C, what is the pH of pure water at 10 0C ?

A: Given :- Kw at 10°C = 2.9 × 10-15  To be calculated :- pH of pure water at 10°C

Q: Calculate the pH of a 0.594 M aqueous solution of pyridinium chloride, C5H5NHCl. The Kb of pyridine…

A:

Q: what is the pH of a solution prepared by adding 63.6 mL of 0.100 M sodium hydroxide to 69.37 mL of…

A: Given that : The volume of sodium hydroxide = 63.6 mL The molarity of sodium hydroxide = 0.100 M The…

Q: What is the concentration of hydroxide ion in a 0.77 M aqueous solution of hydroxylamine, NH2OH?…

A:

Q: Express CO2 equilibrium in water through Henry's constant, dissociation constants (K1, K2) and

A: The ratio of a compound's partial pressure in air to the concentration of the compound in water at a…

Q: In an analysis carried out with water (H2O) at 90 °C, a chemist found an amount of hydroniums (H3O+)…

A: Given :-  Concentration of hydronium ion at 90°C = 5×10-7 mol/L  Concentration of hydroxide ion at…

Q: The acid-dissociation constants of phosphoric acid (H3PO4) at 25 degrees Celsius are Ka1 = 7.510-3,…

A: Given data contains, Molarity of aqueous phosphoric acid solution is 2.5M.…

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

A: pH of a solution is used to define acidity or basicity of the solution. At room temperature, pH of…

Q: What is the pH of a soln which  is 0.5 M NH3 and 0.075M NH4Cl? (kb=1.8x10-5)

A: The solution of NH3 and NH4Cl will form a buffer solution and the pH of a buffer solution is…

Q: Calculate the pOH of an aqueous solution at 25°C that is (a) 0.011 M in HNO3 , (b) 3.5 × 10-3 M in…

A: pOH of solution can be can be calculated as, pH=-log[H+]pH+pOH=14pOH=14-pH

Q: The acid-dissociation constants of phosphoric acid (H3PO4) are Kal = 7.5 x 10-3, Ka2 = 6.2 × 10-8,…

A: Given: Concentration of H3PO4 = 2.5 M Ka1 = 7.5x10-3 Ka2 = 6.2x10-8 Ka3 = 4.2x10-13 larger the Ka…

Q: A weak base, BOH, has a ph of 9.80 and Ka equal to 1.0 x 10-5. What is the Molarity of BOH?

A: Given data, The pOH of a weak base is calculated as shown below.

Q: The pH of 30.0 mL of 0.80 M Benzoic acid (Ka = 5.6 x 10-5) is _____________ (with 3 significant…

A: There are two types of types of acids/bases. Strong acids and strong bases are those acids and bases…

Q: Calculate the pH of a 0.021 M NaCN solution at 25 degrees Celsius. Ka (HCN) = 4.9 x 10^(-10). You…

A: Given, Concentration of NaCN solution = 0.021M. Ka(HCN) = 4.9*10-10. The hydrolysis reaction of NaCN…

Q: What is the pH of a 0.0100 M  solution of analine (C6H5NH2) , a weak base.     Kb= 4.0 x10-10

A: The chemical equation for aniline can be written as: This equation shows that aniline is a base,…

Q: value

A: When water is self ionized then water and it's ion present in equilibrium so that we used…

Q: What is the ionization constant at 25 °C for the weak acid (CH3)2NH2+,the conjugate acid of the weak…

A: Formula for relationship between ka and kb is  ka*kb= 10-14 Ka= 10-14/kb Ka= 10-14/5.9x10-4 Ka=…

Q: In an aqueous solution of a certain acid the acid is 0.87% dissociated and the pH is 3.85. Calculate…

A: pH; Negative logarithm of base 10 Hydrogen ion concentration is known as pH. The concentration of…

Q: Calculate H30| of the following polyprotic acid solution: 0.130 M H2CO3 (Kal = 4.3 x 10 7, K2 = 5.6…

A:

Q: What is the concentration of hydroxide ion in a 0.76 M aqueous solution of hydroxylamine, NH2OH?…

A: Given data set: Molarity of NH2OH= 0.76 M Kw= 1*10-14 Kb = 1.1*10-8 we need to calculate the…

Q: The Kp of dimethylamine [(CH3)2NH] is 5.90×104 at 25°C. Calculate the pH of a 1.55x103 M solution of…

A: Given :  Concentration of (CH3)2NH = 1.55 × 10-3 M  Kb = 5.90 × 10-4  To calculate :-  pH of…

Q: Calculate the pH for a 0.1 M solution of C6H5COOH (K, = 6.46 x 105) and the pH for a 0.2 M %3D…

A:

Q: how you determine the pH when 15 ml of 0.100 M HCI is ado 080 M NH3 (K, = 1.6 x 10-6)

A: Given,  Kb = 1.6×10-6 pKb = -log(Kb) = -log(1.6×10-6) = 5.82 Molarity of HCl = 0.100 M Volume of HCl…

Q: The base protonation constant K, of allantoin (C¸H¸N,O,NH,) is 9.12 x 10 °. Calculate the pH of a…

A: The protonation reaction of the compound is given as C4H4N3O3NH2 (aq) + H2O (l) ----->…

Q: The acid dissociation constant K, of hydrocyanic acid (HCN) is 6.2 x 10 -10 Calculate the pH of a…

A:

Q: The pH of dissolving 1.48 g of propanoic acid (CH3CH₂COOH, Ka 1.3X105) in 200 mL H₂O is 4.82…

A:

Q: 13 For an aqueous solution of hydrochloric acid with ph= 0.400, what would be the % mass of…

A: Given pH = 0.4 volume = 100 ml = 0.1 L density = 1g/ml

Q: 6) The value of Kw at 37 °C (human body temperature) is 2.1 x 10-14. a) At this temperature what is…

A:

Q: 1. Write out the ionization reaction of the following acids and bases and identify their conjugates.…

A: Since you have posted a question with multiple sub-parts, we will solve first three sub-parts for…

Q: ph of 0.10 M NaNO2 (Ka of HNO2 is 4.5 x 10-4 ?

A: Given information: 0.10 M NaNO2 Ka of HNO2 is 4.5 x 10-4

Q: What is the effect of performing titration between 80-90 degrees Celsius?

A: Titration is the method to determine the concentration of an unknown solution with the help of a…

Q: Calculate the hydronium-ion concentration at 25°C in a 1.3 x 10-2 M Ba(OH)2 solution. Concentration…

A: The Ba(OH)2 dissociates in solution as- Ba(OH)2 (aq)→Ba2+(aq) + 2OH-(aq) Thus, as per balanced…

Q: What is the pOH of a solution prepared by diluting 50ml of 0.06M HCl with 20ml of distilled water?

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

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.