What is the pH of a solution of drain cleaner where the [H+] concentration is 10^-13 M?

Q: What is the pH of a 0.310 M solution of HF (Ka = 6.8 × 10⁻⁴)?

A: Recall the expression of pH for weak acid as follows   pH=12pKa-12logC Here HF is a weak acid with…

Q: Calculate the hydronium-ion concentration at 25°C in a 1.5 x 10-2 M Ba(OH)2 solution. Concentration…

A:

Q: White vinegar has a pH of 2.4 while apple cider has a pH of about 4.25. What is the difference…

A:

Q: Calculate the pH of a 0.00250 M Sr(OH)2 aqueous solution. Answer:

A:

Q: What happens when the blood becomes more alkaline? Show the equation.

A: When the pH level of blood increases then the blood will be alkaline in nature and it is known as…

Q: What is the pOH of a .0955 M Barium Hydroxide?

A: pOH: It is the negative logarithm of OH - ion concentration.

Q: The pH of a 0.12 M HNO3 solution is -1.22 -0.92 0.92 1.22

A: Given concentration of HNO3 = 0.12 M

Q: alculations: Table 3c plution: NH4CI Part A What is the net ionic equation for hydrolysis? ΑΣφ ? а а…

A: The salt given is NH4Cl.

Q: The concentration of OH- in a solution of householdbleach is 3.6 × 10-2 M. Calculate the pH of the…

A: Given here the Concentration of OH- in a solution [OH-] = 3.6 ×10-2 M . we are asked to calculate…

Q: 15.18/Calculate the pH of each of the following solutions: (a) 2.8 x 10 M Ba(OH)2, (b) 5.2 x 10 M…

A:

Q: What is the pH of a 0.480 M solution of HF (Ka = 6.8 × 10⁻⁴)?

A:

Q: What is the pH of a solution with the hydroxide ion concentration [OH] = 5.67 x 1C %3D O 3.25 O 4.00…

A: Given, OH- = 5.67 × 10-4  we know, => pOH = -log[OH-] => pOH = -log(5.67 × 10-4 ) => pOH =…

Q: 5. What would the pH of a solution that had a hydroxide ion concentration of 1 x 10º M be?

A:

Q: 7) What is the pOH of a solution with a pH of 3.7? A) 14.0 B) 2.5 C) 10.3 D) 0.115 E) 0.25

A:

Q: Calculate the pH of (i) 3.2 X 105 M HI and (ii) 7.7 mM LiOH.

A: The pH of the given solutions are as given below:

Q: A) What is the concentration of PO43- in a 0.18 M H3PO4 solution?  Ka1= 7.5X10-3 , Ka2=6.2X10-8,…

A: a) The concentration of phosphate ion is calculated as,

Q: 5. What is the [H3O+] of an ammonia cleaning solution with [OH–] = 4.0 × 10–4 M? Is the solution…

A: The ion product of water, Kw is the product of molar concentrations of hydronium ions and hydroxide…

Q: The pH of urine is approximately 3.0. How many times greater is the [ H3O+] in the urine than in…

A:

Q: What is the pH of a 0.1000M Ca(OH)2 solution? 9.50 13.30 11.50 12.30 0.70

A: Given: Molarity of Ca(OH)2 solution = 0.1000 M

Q: What is the pOH of the solution if the H3O + concentration is 4.5 x 10-4

A:

Q: what is the pH of a 0.05 M solution of aluminum hydroxide at 25 celcius?

A:

Q: What is the pH of a cleaning solution with a [H3O+] = 7.4 x 10-9 M H3O+?

A: Since the pH of any solution is given by  pH = -log[H3O+] where [H3O+] = concentration of H3O+

Q: 9. Which ion is the only negative ion produced by an Arbenius. base in water? A NO, B. a C. OH D. H

A: Arrhenius Concept: According to Arrhenius Concept, a base is a substance which dissociates into…

Q: 11. What is the pH of a 0.00065 M solution of HI? 3.2 6.5 O 10.8

A: The complete reaction ;  HI ⇔ H+ + I- Concentration of HI = 0.00065 M

Q: The alkalinity of a river was determined to be 5 x 10-3 mol H+/L and its pH is 8. Calculate the…

A: The term alkalinity may be explained as the technique which is used to examine the water potential…

Q: Calculate the pH of a 3.0 × 10-4M  HCl (aq) solution

A:

Q: 23. What is the pH of a 1.5 x 10-10 HBr solution?

A: The given HBr solution is very dilute. The concentration of H+ ions produced from the dissociation…

Q: Is battery acid 10x,100x, or 1000x more acidic than vinegar?

A: Acidic nature of compound in solution is obtained by hydrogen ion dissociation in solution,  more…

Q: 8) What is the most accurate way to see acidity or alkalinity? a. blue litmus paper b. red litmus…

A: Solution. ... 1) The bule and red litmus paper determine only acidity or alkalinity. but universal…

Q: 8. The normal pH of human blood ranges from 7.35 to 7.45. Calculate the concentrations of H3O* and…

A: Given,  pH  = 7.45 [H3O+] = 10-pH = 10-7.45 = 3.55×10-8 M   [OH-] = 10-14/[H3O+]  = 2.82 × 10-7 M

Q: The hydronium ion concentration in a sample of rainwater is found to be 1.7 × 10−6 M at 25 °C. What…

A: Given : Concentration of hydronium ions i.e [H3O+ ] = 1.7 X 10-6 M

Q: Indicate the pH of each of the following solutions at room & show how you got your answer. (d)…

A: Given : Concentration of H2SO4 = 0.050 M

Q: Calculate the pOH of 1.5 x 10⁻⁷ M HCl solution.

A:

Q: a Calculate the pH of the following solution from the information given: [H*] = 6.07 x 102 M pH =…

A: Given, a) [ H+ ] = 6.07 X 10-2 M b) pOH = 4.09

Q: What is the ph of a solution with (H3O)= 6.4 x 10- 7th power

A: The concentration of hydronium ion is provided, i.e. [H3O+]=6.4 x 10-7 pH of the solution=?

Q: What is the pOH of a 0.084 M HNO3 solution.

A: Concentration of HNO3 is 0.084 M  HNO3 ⇌ H+ + NO3-  So, 1 HNO3 will give 1 H+

Q: What is [OH ] in a 0.0058M HI solution?

A: The dissociation of HI takes place as,                                             HI (aq) ---->…

Q: What is the pOH of an aqueous solution of 0.277 M hydrobromic acid? pOH =

A: Given, 0.277 M HBr  acid.....

Q: What is the pH of a 1.480M HNO2 solution? Ka = 5.1 x 10^–4

A:

Q: What is the [H3O+] of an ammonia cleaning solution with [OH-] = 4.0 x 10−4M? Is the solution…

A: The product of the concentration of the hydronium ions and hydroxyl ions is equal to ionic product…

Q: The concentration of H3O+ ions in a brand of vegetable juice is 7.3x105 M. What is the pH OF the…

A: The concentration of H3O+ ion in vegetable juice = 7.3 × 10-5 M  pH of the juice = ?

Q: Will a solution whose [H] = 5.04 x 10 be acidic, basic or neutral?

A: Given : Concentration of H+ ions=5.04×10-3  To identify : The nature of solution

Q: For Nie) + 2H* (? M) H2 (1 atm) + Ni*2 (1 M) E = .01v Calculate the pH of the solution. Given: Nics)…

A:

Q: 4. Calculate the pH and pOH of 0.001 M solution of sodium hydroxide (NaOH) at 25° C.

A: Given  Concentration of NaOH  =  0.001 M                                          =  1 × 10-3 M PH…

Q: 5. Make the following conversions. Report answers to 2 decimal places.In each case, tell whether the…

A: pH = -log[H3O+]  [H3O+].[OH-] = kw  Kw at 25°C = 1.00 × 10-14

Q: For Ni(s) 2H* (? M) H2 (1 atm) Ni*2 (1 M) E = .01v + Calculate the pH of the solution.

A:

Q: What is the pH of a 7.7 × 10⁻³ M HI solution?

A: Given : concentration of HI = 7.7 X 10-3 M

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: 12. What is the pH of a 2.5 x 10 M hydrobromic acid solution? а. 2.60 b. 11.40 с. 2.30 d. 11.70

A: A 2.5 * 10-3 M HBr solution means the concentration of H+ is 2.5 * 10-3 M. Then the pH of this…

Q: Write the acidic ionization equation for HNO3.

A: The acid given is HNO3.

Environmental Pollution

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