Morphine is an effective pain killer but is also highly addictive. Calculate the pH of a 0.155 M  solution of morphine if its pKb = 5.79.

Q: Constants Periodic Table Calculate the pH of a 5.5x10-2 M solution of sodium butyrate. Butyric acid…

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Q: Saccharin, a sugar substitute, is a weak acid with pKa = 2.32 at 25°C. The % ionization in a 0.10 M…

A: We have to calculate the pH of the solution

Q: Using the literature Ka for theCH3NH3+ ion, calculate the theoretical pH of a 0.147 M solution of…

A: Methyl amine is a weak base. Here methylammonium chloride is used. Which is the conjugate acid salt…

Q: necessary for all mammals because it aids in DNA repair and cell signaling. The pH of a 0.439 M…

A: Given,  Concentration(C) = 0.439 M pH = 2.607  Using the formula of weak acid pH = 1/2(pKa - logC)…

Q: The weak base, B O H, has a K b value of 3.9E-5. Calculate the pH of this solution if the…

A: Given: Kb of BOH = 3.9×10-5 Concentration of BOH = 0.706 M

Q: A diprotic acid has a pKa1 = 3.10 and pka2 = 6.50. What is the pH of a 0.10 M solution of this acid…

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Q: Codeine (C18H21NO3) is a derivative of morphine that is used as an analgesic, narcotic, or…

A: Kb is the base dissociation constant which is a measure to know the extent of dissociation of base…

Q: Calculate the [H+] for (a) black coffee with a pH of 4.42 (Enter your answer as follows: 1.0E-2 for…

A: (a) pH can be written as - pH = - log [H+] [H+] = Antilog (- pH) [H+] = Antilog ( - 4.42) [H+] =…

Q: 1)Calculate the pH of a 2.7 x 10^-4 M solution of codeine if the pKb is 5.79. Answer to two decimal…

A: Given,  1) The pH of a 2.7 x 10^-4 M solution of codeine if the pKb is 5.79 is: 2)  If mixed two…

Q: Caffeine (C8H10N4O2) is a weak base with pKb of 10.4. Calculate the ph of a solution containing a…

A: Caffeine is a weak base. Given  pKb for caffeine = 10.4  Cocentration of caffeine =455 mg/L…

Q: Calculate the pH of a 0.021 M NaCN solution. [K a(HCN) = 4.9 × 10 –10]     7.00     3.18     5.49…

A: We have to calculate pH for 0.021M of NaCN.

Q: The pH of an aqueous solution of 9.39×10-2 M ammonium nitrate, NH4NO3 (aq), is . This solution is…

A: 9.39×10-2 M is the concentration of ammonium nitrate, NH4NO3 (aq)

Q: Sodium fluoride is added to many municipal water supplies to reduce tooth decay.   Calculate the pH…

A: The dissociation of NaF is given as- NaF →Na++F− The concentration of NaF, [NaF]=3.39 ×10-3…

Q: Normal human blood has a hydroxide ion concentration that ranges from 1.7 × 107 -7 M to 3.5 x 10 7…

A: Given: pH of blood = 7.67  And the normal range of hydroxide ion concentration in the human body is…

Q: Write a balanced chemical equation for the reaction of calcium carbonate and hydrochloric acid (the…

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Q: 2)  Circle the phrase in parentheses which will make the statement correct. A solution with a pH of…

A: The pH of a particular substance is the negative logarithm of the (H+) hydrogen ion concentration.…

Q: Calculate the pH of 0.0500 M KOH (γOH-=0.81). 1.39 12.61 1.30 12.70 13.91

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Q: Calculate the pH of 0.200 M HNO3(aq). 1.609 -1.140 0.699 2.000 13.800

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Q: Which one of the following is a conjugate acid–base pair? NaF & F- NH4+ & NH2- HNO3 & HNO2 H2O &…

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Q: The pH of 0.0720M solution of a weak acid is 2.670. What is the Ka of the acid

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Q: The ionization constant of water at a certain temperature is 1.7 x 10-14. Calculate the pH of water…

A: given, the ionisation constant of water, Kw = 1.7×10-14 using, Kw = [H+][OH-]

Q: Indicate if the property describes a solution that is acidic, basic, both or neutral A solution has…

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Q: Dihydrogen phosphate ion, H2PO4–, has Ka = 6.2 x 10–8. What is the pH of a solution that contains…

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Q: Calculate the [H+] for: (a) black coffee with a pH of 4.88 (Enter your answer as follows: 1.0E-2…

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Q: Amphetamine (C,H13N) is a weak base with a pK, of 4.2. You may want to reference (Page) Section 16.7…

A: Given information,    250 mg/L = 0.250 g/L    Molar mass of amphetamine = 135.21 g/mol Concentration…

Q: If you mix 11.5 grams of HNO3 into 10.26 liters of water, what is the pH? How many grams of Acetic…

A: Given data,Mass of HNO3=11.5gVolume of water=10.26L

Q: The pH for 0.0850 M solution of C₆H₅CH₂COOH is 2.68. Determine the value of Ka for C₆H₅CH₂COOH.…

A: The acid dissociates as: C6H5CH2COOH→C6H5CH2COO-+H+

Q: Methylamine, CH3NH2, has a Kb = 4.40 x 10-4. What is the pH of a 0.230 M  solution of methylamine?

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Q: If a 0.150 M solution of chlorobenzoate (NaC7H4ClO2) has a pH of 8.588, what is the pH of a 0.0150 M…

A: PH : It is the negative logarithm of concentration of H+ . It is denoted by :

Q: . Calculate the pH of .01 M NaOH A. 12 B. 2 C. 14 D. 1   2. Calculate the pH of .01 M HCI  A. 2 B. 1…

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Q: Calculate the hydroxide ion concentration, [OH−][OH−], for a solution with a pH of 5.615.61.…

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Q: The pH of certain orange juice is 4.54.  The hydroxyl ion (OH-) concentration will be. a. 4.47 x…

A: Hydrogen ion concentration is an important parameter of an aqueous solution. The concentration of…

Q: Calculate the pH of a solution prepared by adding 45.0 mL of a 0.213 M HCl solution to 125.0 mL of a…

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Q: The pH of vinegar is around 4.95 while that of milk is around 6.69. How do they compare in terms of…

A: Here we are required to compare acidity of vinegar and milk.

Q: chemist dissolves 727.mg of pure hydroiodic acid in enough water to make up 220.mL of solution.…

A: 1g  = 1000mg X     = 727 mg X = 7271000=0.727g 1 litre = 1000ml X         =  220 ml X        =…

Q: If a solution has a concentration of hydronium ions less than 1.0 x 10-12 M would it be considered…

A: On the basis of pH value we can say whether the solution is acidic or basic. Firstly we need to…

Q: If one mixes an 0.10M solution of monohydrogen phosphate ion HPO3-2with an equal volume of 0.1M…

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Q: Calculate the pH of a solution that is 0.195M benzoic acid and 0.110M sodium benzoate, a salt whose…

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Q: Dihydrogen phosphate ion, H2PO4–, has Ka = 6.2 x 10–8. What is the pH of a solution that contains…

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Q: A particular sample of vinegar has a pH of 2.90. If acetic acid is the only acid that vinegar…

A: Given : Acetic acid solution (i.e vinegar) with pH = 2.90  Ka of acid = 1.8 X 10-5  The dissociation…

Q: A solution contains 0.395 M ammonium chloride and 0.246 M ammonia. The pH of this solution is  1b.…

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Q: Convert 4.2 mM H3O+ concentration to pH value (in aqueous solutions). 2. Determine the percent…

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Q: you have a aqueous solution . It has been determined to have a pH of 4.771. Determine the OH-…

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Q: 8. Calculate pH for: (Note; M means molarity, a measurement unit for concentration) (a) [H3O*] =…

A: Given; a) [H3O+] = 3.20 x 10-2 M b) [OH-] = 4.67 x 10 -4 M

Q: a. 35 mL of 0.15 M H₂SO4 is mixed with 35 mL of 0.30 M NaOH O The pH of the solution is less than 7.…

A: pH is the measure of acidity or basicity of a solution. A solution with pH higher than 7 is basic…

Q: Calculate the concentration of diluted HCl, if 10. mL of 0.50 M HCl is diluted to 100. mL.…

A: Please find the solution below:

Q: A solution of formic acid (HCOOH) has a pH of 2.85. How many grams of formic acid are there in 100.0…

A: Welcome to bartleby !  Introduction :  We have to calculate mass of formic acid in grams .

Q: The pH for a 0.0160 M solution of CH₃C₆H₄NH₂ is 8.60. Determine the value of Kb for CH₃C₆H₄NH₂..…

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Q: What is the pH of a 1.981.98 ×10−2×10-2 M solution of KOH?   12.312.3 3.873.87 6.986.98 1.701.70…

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Environmental Pollution

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