2. How many molecules of potassium hydroxide would be required to completely deprotonate 2.0 liters of...

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2. How many molecules of potassium hydroxide would be required to completely deprotonate 2.0 liters of formic acid, at 1.5 moles per liter of HCOOH (from the above question)? A. 1.806 x 10 molecules of KOH B. 6.02 x 1023 molecules of KOH 24 C. 2.408 x 10 molecules of KOH D. 3.01 x 1024 molecules of KOH E. 1.204 x 1024 molecules of KOH 3. If carbon has an atomic mass of 12 daltons, oxygen has an atomic mass of 16 daltons, and hydrogen has an atomic mass of 1 dalton, what is the atomic mass of acetic acid (CH₂COOH)? A. 32 grams per mole B. 46 grams per mole C. 60 grams per mole D. 72 grams per mole E. 96 grams per mole 4. Calculate the pH of a 0.0001 M solution of H₂CHO (ascorbic acid, a weak acid), with a pKa, of 4.1 (K of 7.9 x 10 M), and a pKa, of 11.8 (Ka, of 1.6 x 100¹² 005 M). A. [log₁{(the square root of [(4)(1)(1.6 x 100¹3)+(1.6 x 10¹)²])/2 (1.6 x 109¹²)/2} B. [log₁{(the square root of [(4)(1)(7.9 x 10) + (7.9 × 10)])/2](7.9 × 10%)/2} C. [log₁{the square root of [(4)(1)(1.6 x 10¹¹) + (1.6 × 10⁰¹²)])/2 □ (1.6 × 10⁰¹)/2} 10 D. [log₁ {(the square root of [(4)(1)(7.9 x 10) + (7.9 x 10)])/2 □ (7.9 x 10%)/2} E. [log₁{the square root of [(4)(1)(1.6 x 10¹5) + (1.6 x 100¹¹3³])/2] (1.6 x 10⁰)/2} 5. What is the exact pH of the above solution of ascorbic acid (0.0001 M)? A. pH = 3.404 B. pH = 12.099 C. pH = 12.319 D. pH = 12.115 E. pH = 4.238 2. How many molecules of potassium hydroxide would be required to completely deprotonate 2.0 liters of formic acid, at 1.5 moles per liter of HCOOH (from the above question)? A. 1.806 x 10 molecules of KOH B. 6.02 x 1023 molecules of KOH 24 C. 2.408 x 10 molecules of KOH D. 3.01 x 1024 molecules of KOH E. 1.204 x 1024 molecules of KOH 3. If carbon has an atomic mass of 12 daltons, oxygen has an atomic mass of 16 daltons, and hydrogen has an atomic mass of 1 dalton, what is the atomic mass of acetic acid (CH₂COOH)? A. 32 grams per mole B. 46 grams per mole C. 60 grams per mole D. 72 grams per mole E. 96 grams per mole 4. Calculate the pH of a 0.0001 M solution of H₂CHO (ascorbic acid, a weak acid), with a pKa, of 4.1 (K of 7.9 x 10 M), and a pKa, of 11.8 (Ka, of 1.6 x 100¹² 005 M). A. [log₁{(the square root of [(4)(1)(1.6 x 100¹3)+(1.6 x 10¹)²])/2 (1.6 x 109¹²)/2} B. [log₁{(the square root of [(4)(1)(7.9 x 10) + (7.9 × 10)])/2](7.9 × 10%)/2} C. [log₁{the square root of [(4)(1)(1.6 x 10¹¹) + (1.6 × 10⁰¹²)])/2 □ (1.6 × 10⁰¹)/2} 10 D. [log₁ {(the square root of [(4)(1)(7.9 x 10) + (7.9 x 10)])/2 □ (7.9 x 10%)/2} E. [log₁{the square root of [(4)(1)(1.6 x 10¹5) + (1.6 x 100¹¹3³])/2] (1.6 x 10⁰)/2} 5. What is the exact pH of the above solution of ascorbic acid (0.0001 M)? A. pH = 3.404 B. pH = 12.099 C. pH = 12.319 D. pH = 12.115 E. pH = 4.238

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2 To completely deprotonate 20 liters of formic acid at 15 moles per liter of HCOOH we need to calcu... View the full answer