Given the following ionization constant values, which is the strongest weak acid? [CO(OH2)6]²+: Ka= 5.0 x 10-10 [Fe(OH2)612+: K₂= 3.0 x 10-10 [Fe(OH2)6]³+: K₂= 4.0 x 10-3 [Be(OH2)4]2+: K₂= 1.0 x 10-5 O [Cu(OH2)4]2+: Ka=1.0 x 10-8

Q: Which of the following statement is correct about a solution contains 0.4 M NaH2PO4 and 0.2 M H3PO4?…

A: H3PO4 and NaH2PO4 are acid-conjugate pair  Applying Henderson hasselbalech equation  pH = pK +…

Q: salts acidic, basic, or neutral

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Q: 4. Citric acid has three Ka values, Kal = 7.4 x 10-4, Ka2 = 1.7 x 10-5, and Ka3 = 4.0 x 10-7. Write…

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Q: V2. A student prepared a 0.855 M solution of chloro acetic acid, CH2CICOOH, and measured the pH to…

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Q: For the diprotic weak acid H₂A, K₁1 = 3.4 x 106 and K₁2 = 7.8 × 10-⁹. What is the pH of a 0.0650 M…

A: H2A is a diabasic acid and so will dissociate as:

Q: Hypochlorous acid, HClO, has a pKa of 7.54. What are [H3O+], pH, [ClO-], and [HClO] in 0.133 M HClO?

A: Please go through the below pic for the reaction taking place and Ka expression.

Q: Write a net ionic equation for any reasonable products formed from the following salts.   Na3PO4…

A: Given that: We have to determine the net ionic equation for any reasonable products formed from the…

Q: A substance has a pH of 5.3. Their [H*] is

A: pH is a scale to measure the concentration of hydrogen ions. The negative logarithm of hydrogen ion…

Q: 1. Calculate the H3O+, pH, OH¯, and pOH for a 0.015 M Ca(OH)2 solution.

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

Q: Calculate the pKa of the weak acid HA, given that a solution of 0.65 M HA and 0.85 M NaA has a pH of…

A: The formula for calculating pKa of an acid with the given values of pH and concentrations of HA and…

Q: 9) HB has a Ka of 5.2 x 10-5 and HC has a Ka of 4.6 x 10-4 . Which solution will have a lower pH,…

A: Given : Ka of HB = 5.2 X 10-5  Ka of HC = 4.6 X 10-4  And concentration of HB = concentration of HC…

Q: What is the concentration of sulfite ion in a 0.100 M sulfurous acid solution? O 1X 10 19 M O 1.0X…

A: Sulfurous acid has chemical formula H2SO3, is a diprotic acid with Ka1 = 1.3 x 10-2 and Ka2 = 6.3 x…

Q: Calculate the pH and the pOH of these solutions:   (c) 0.957 M HC2H3O2 (Ka = 1.8 x 10-5) pH =   pOH…

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Q: An analytical chemist is titrating 56.7 mL of a 0.4900M solution of formic acid (H,CO,) with a…

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Q: A buffer solution is made that is 0.408 M in HClO and 0.408 M in NaClO. If Ka for HClO  is 3.50 x…

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Q: 4. Sodium hypochlorite (NaCIO) is often found in household bleach. What is the pH of a 0.740 M…

A: We have to predict the pH of solution .

Q: If the value of K, for HCN is 4.9 x 10-10 at 25 °C, calculate the equilibrium constant for: CN (aq)…

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Q: Calculate the pH of the resulting solution when 75 mg of nickel (II) nitrate Ni(NO3), is dissolved…

A: Concentration: It is defined as the ratio of the number of moles of the solute to the volume of the…

Q: Which one is more acidic and  why?

A: In the given question, we are asked about the acidity of the following compounds: A.…

Q: Which solution below would have the greatest buffering capacity? The solution was prepared from a…

A: To find which buffer have greatest buffering capacity first we have to know about the Buffer…

Q: How many grams of dry NH4C1 need to be added to 2.00 L of a 0.600 mol L¬' solution of ammonia, NH3,…

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Q: A buffer solution is made such that the initial concentrations of lactic acid (HC3H5O3) and the…

A: We have to find pH of given buffer on addition of KOH

Q: A buffer solution is made that is 0.411 M in H₂S and 0.411 M in NaHS. If Kal for H₂S is 1.00 x 10-7,…

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Q: Carbonic acid (H;CO:) is widely used in the production of sodas, soft drinks, sparkling wines, and…

A: a.) Carbonic acid is a diprotic acid so it have two acidic protons and hence two ionization…

Q: 5) Find the concentration of H3O*(aq) in a 1.75 M solution of lactic acid, HC3H5O3, at 25°C. Ka=…

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

Q: The pH of blood is 7.4. What is the ratio (to one decimal place) of bicarbonate (conjugate base) to…

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Q: The [H3O+] of Coca-Cola Classic ® is 3.2 x 10-3. What is its pH? Is it acidic or basic?

A: The pH of the given solution can be defined as the measure of its basicity or the acidity. It is…

Q: State Le Chatelier’s Principle. If the equilibrium constant (K) ˃ 1, what will be the direction of…

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Coordination Chemistry

It is a part of chemistry, in which the study of compounds that have central atoms surrounded by molecules or ions, known as ligand, is known as coordination chemistry.