Calculate the pH of a solution that is 0.0400 M in  a. NaH2PO4 b. NaH2PO3 c. NaHS

Q: what is the pH of 1.0 x 108 M solution of H2S04? Ka for the reaction is100 Select one: О а. 8.00 ОБ.…

A: In order to calculate the pH we first write down the given data: Concentration of the acid= 10-8 M.…

Q: A solution of HNO3 has a pOH = 9.45. Calculate the concentration of H3O+ ions in the solution.

A: Solution - According to the question - Given value -  pOH = 9.45 pH and pOH are related as, pH + pOH…

Q: pH

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

Q: 24. Determine the pH and pOH of a 0.0034 M HNO3 solution.

A: Dissociation of HNO3 is given as,

Q: What is the pH of the solution prepared by allowing 1.55 g of Na2O to react with 500.0 mL of water?…

A: Reaction: Na2O + H2O→ 2NaOH  1mole Na2O reacts with 1 mole H2O to give 2 moles of NaOH

Q: Malonic acid (Ka1 = 1.42 x 10–3, Ka2 = 2.01 x 10–6) can exist as one of the 3 forms shown below.…

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Q: Calculate the concentration of H3O+ ions present in a solution of HCl that has a measured pH of…

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Q: A 0.495M solution of nitrous acid, HNO2, has a pH of 1.83 a) Find the percent ionization of nitrous…

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Q: What is the pOH of a 0.030 M Sr(OH)2 solution? a. 12.78 b. 12.48 O C. 1.52 O d. 1.22

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Q: What is the pH of a 0.25 M solution of NH3? Kb = 1.8x105 O 2.67 O 11.33 O 9.07 O 4.93

A: Given valuues from  the question, Salt concentration = c= 0.25 M Kb =1.8×10--5 then,

Q: Calculate the pH of a solution made by adding 15.00g of sodiumhydride (NaH) to enough water to make…

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Q: A solution of KOH has a pH of 10.00. How many grams of SrO should be dissolved in sufficient water…

A: Answer:- This question is answered by using the simple concept of calculation of OH- concentration…

Q: Calculate the pH of solutions with the following hydronium ion concentrations: a) 1.00 x 10^-9 M…

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Q: Which one of the following statements is true? A) A solution with a pH of 3.40 will have a higher…

A: Option C) A solution with a pH of 8.20 is only slightly basic. This is the only correct option.

Q: Calculate both H3O* | and [OH] for a solution for which pH = 1.38. Enter your answers in scientific…

A: i.e. [H3O+] = 4.16*10-2 M

Q: Calculate the pH

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Q: the ph for 0.050 M of NaOH?

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Q: For the reaction of hydrazine (N2H4) in water, H,NNH, (ag) + H20(1) H,NNH3+ (ag) + OH (ag) K, is 3.0…

A: The given equilibrium reaction is as follows, H2NNH2(aq) + H2O(l) ↔H2NNH3+(aq) + OH-(aq) The…

Q: What is the pH of a 1.40*10^ -2 mol/L Ca(OH)2 solution? (NOTE: To determine the actual hydroxide…

A: Given : Concentration of Ca(OH)2 = 1.40 X 10-2 mol/L

Q: A solution of hydrobromic acid has [HBr] = 1.3×10-2 M. What is the pH of this solution

A: As per guidelines if multiple questions, first question is allowed to answer, please post  questions…

Q: Which one of the following solutions is basic?  a. A solution for which [OH-] = 8.3x10-12  M  b.…

A: We know that, pH is greater than 7, then solution is basic. So,

Q: From what acid and what base are these salts below made from? a. Ca(NO3)2 b. NH4Br c. BaCl2

A:

Q: Propionic acid, CH3CH2COOH, has a Ka = 1.34 x 105. If 10.00 mL of 0.080 M propionic acid is mixed…

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Q: What is the pH of 8.1 x 105 M HCIO4 solution? Is it acidic, basic or neutral? O 4.09; acidic O 4.09;…

A: • The values provided in the question are:-     i) Concentration of HClO4 solution, [HClO4] = 8.1 ×…

Q: A solution is prepared by diluting 10.1 g HNO 3 (MW=63 g/mol) with water to a volume of 1.5 L. What…

A: Hence the pH =0.97

Q: Determine [OH−], pH, and pOH of a 0.25 MM ammonia solution. For NH3, Kb=1.76×10−5.

A: The question is based on the concept of equilibrium. ammonia is a weak base. so, partially…

Q: What is the pH of a solution that is 0.100 M in NaHCO3?

A: Given, 0.100 M in NaHCO3

Q: Calculate the pH of a solution that is 0.052 M in HCl and 0.020 in HClO4

A: Given that,  The concentration of the solution in HCl = 0.052 M And the concentration of the…

Q: 300 ml of 0.05 M ammonia solution, where the density of the solution is 0.88 g/ml. The pka of…

A: The negative logarithm to the base 10, of the ionization constant of an acid Ka is denoted as p Ka .…

Q: A solution of NaOH has a pH of 10.50. How many grams of CaO should be dissolved in sufficient water…

A: Given data,A) pH of NaOH solution=10.50Volume of Solution=1.0LB) pH of KOH=10.00Volume of…

Q: Find the pH and the concentrations of H2SO3, HSO3, and SO23 in each of the following solutions:…

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Q: What is the pH of a 0.028 M solution of pyridine? The pKa for the pyridinium ion is 5.20. a)7.00…

A: pH of solution is determined by taking negative logarithm of hydronium ion concentration.…

Q: Calculate the pH for a 10.0 M solution of NH3 (kp= 1.8x105) NH3 - NH4 + OH a 13.987 O b .013 O c…

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Q: 3+ Calculate the pH of a 0.064-M Al (NO3); solution. The K, value for Al (H20)," is 1.4 x 10.

A: Concentration of Al ion = 0.064 M

Q: What is [H3O+] of a softdrink that has a pH of 3.400?

A: Given-> pH = 3.400

Q: Calculate the pH of a solution resulting from the addition of 50.0 mL of 0.30M HNO3 to 50.0 mL of…

A: Nitric acid which is a strong acid on undergoing a reaction with ammonia will form a salt of…

Q: The pH of a solution of 19.5 g of malonic acid in 0.250 L is 1.47. The pH of a 0.300 M solution of…

A: Given: The amount of malonic acid dissolved in 0.250 L is 19.5 g. The pH of malonic acid and 0.300 M…

Q: * A solution of NaOH has a pH of 10.50. How many grams of CaO should be dissolved in sufficient…

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Q: Least acidic F Br CI А. "СООН В. COOH COOH "СООН С. "СООH D. COOH

A:

Q: What mass of HClO4 must be present in 0.500 L of solution to obtain a solution with each pH value?a.…

A: The answer for part (a) is given below. Kindly repost the other parts as separate one.

Q: The pH of 0.075 M NH3 solution (Kb for NH3 = 1.75 × 10-5) O 4.94 O 12.03 O 1 1.05 O 8.02 O 2.09

A: Given,  Concentration of NH3 = [NH3] = 0.075 M  Base dissociation constant of NH3 = Kb = 1.75 x 10-5…

Q: Nitrous Acid (HNO2) has a Ka value of 5.6x10–4. Calculate the pH of a solution that is 0.00789 M…

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Q: .Calculate the concentration of H3O+ in the sample of milk of magnesia with the pH=10.52 2.…

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

Q: Calculate the pH of a solution that is 0.0400 M in a) NaH,PO. b) NaHC:O. c) NaHS

A: The pH of a solution is the negative log of the hydrogen ions in it.

Q: Calculate the pH and pOH of each solution at 25 °C.a. [H3O+] = 1.7 * 10-8 M b. [H3O+] = 1.0 * 10-7 M…

A: a. [H3O+] = 1.7 x 10-8 M pH = -log[H3O+] = -log (1.7 x 10-8 ) = 8 - log1.7 = 8 - 0.23 = 7.77 pOH =…

Q: How many grams of H2SO4 could be neutralized by 16.2 mL of 0.370 M KOH?

A: Given that : The volume of KOH = 16.2 mL The molarity of KOH = 0.370 M We have to calculate the mass…

Q: Formic acid, HCOOH, has Ka= 1.8 x 10–4. Calculate the molar concentration of H3O+ in 0.15 M HCOOH…

A: using given value of ka and concentration  use equaction- H+=cα α=kaC use this boh calculate the…

Q: Calculate

A: Option c is correct answer. pH= 10.11

Q: 1. Write a balanced equation for the following reactions. a. NaHCO3 (s) + HCI (aq)→NaCl (ag) + CO2…

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Q: Rank the following in order of least-to-most acidic: B Br HO, HO, HO, Cl HO CI Br OC<B<A<D OD<A<B< C…

A: We have to arrange them in order of least to most acidic.

Environmental Pollution

Environmental pollution occurs due to some unwanted alteration in the surroundings which results in unfavorable effects on all organisms of that surrounding.