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A solution has [OH¯] = 4.0 × 10-. What is the value of [H*] for the solution?

A solution has [OH¯] = 4.0 × 10-. What is the value of [H*] for the solution?

Chemistry
Chemistry
10th Edition
ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter1: Chemical Foundations
Section: Chapter Questions
Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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Safari File Edit View History Bookmarks Window Help X X Sun Aug 8 7:40 PM Theodore E. Brown, H. Eugene H LeMay, Bruce E. Bursten, Cather... Page 719 of 1,246 – Shared Q Search [Un ]- [ j Ch Theodore E. Brown, H. Eu... Is (1.0 × 10¬14) 1.0 X 10-14 (b) In this instance [H*] 5.6 X 10-6 M R aIn N [OH¯] 1.8 × 10-9 N This solution is acidic because [H*] > [OH¯] 16.3|The Autoionization of Water Practice Exercise 1 Practice Exercise 2 Cell m A solution has [OH¯] = 4.0 × 10-8. What is the value of [H*] for the solution? Calculate the concentration of OH¯(ag) in a solution in which (a) [H*] = 2 x 10–6 M; (c) [H*] = 200 × [OH¯]. оpert W i the mld d ugl . delg M (b) [H*] = [OH¯]; I pa (a) 2.5 × 10¬8 M (d) 2.5 × 10 (b) 4.0 × 10 (e) 4.0 × 10' M (c) 2.5 × 10¬7 M -6 9- M M 678 rON I e 16.4 | The pH Scale The len Prodsct of Water The twer The n e JE nur e t The molar concentration of H(aq) in an aqueous solution is usually very small. For convenience, we therefore usually express [H*] in terms of pH, which is the negative logarithm in base 10 of [H*]:* r d en .c wdte t T ounag e rigger Feel Love Within S ema nc g t pH = -log[H*] [16.17] Ne If you need to review the use of logarithms, see Appendix A. In Sample Exercise 16.4, we saw that [H*] solution at 25 °C. We can now use Equation 16.17 to calculate the pH of a neutral solution ari- Derefe BAMPLE CE 4 Cdg h Witr S e = 1.0 × 10-7 M for a neutral aqueous erie I -XI-sr- at 25 °C: Male Еxp pH -log(1.0 X 10-7) = -(-7.00) = 7.00 679 By: Jam *Because [H*] and [H3O*] are used interchangeably, you might see pH defined as -log [H;O*]. indne syser d.e om r MIRKISTM MM eNIN N w ud e l M ES Crng m O BOUTON SECTION 16.4 The pH Scale 681 NHIT E 16.4 The pH Scale The I f air n PDF Table 16.1 Relationships among [H*], [OH¯], and pH at 25 °C Light Solution Type [H*](M) [OH-](M) pH 680 Acidic >1.0 × 10–7 <1.0 × 10-7 <7.00 Neutral 10 X 10-7 10 X 10-7 7.00 AUG 8. étv
Transcribed Image Text:Safari File Edit View History Bookmarks Window Help X X Sun Aug 8 7:40 PM Theodore E. Brown, H. Eugene H LeMay, Bruce E. Bursten, Cather... Page 719 of 1,246 – Shared Q Search [Un ]- [ j Ch Theodore E. Brown, H. Eu... Is (1.0 × 10¬14) 1.0 X 10-14 (b) In this instance [H*] 5.6 X 10-6 M R aIn N [OH¯] 1.8 × 10-9 N This solution is acidic because [H*] > [OH¯] 16.3|The Autoionization of Water Practice Exercise 1 Practice Exercise 2 Cell m A solution has [OH¯] = 4.0 × 10-8. What is the value of [H*] for the solution? Calculate the concentration of OH¯(ag) in a solution in which (a) [H*] = 2 x 10–6 M; (c) [H*] = 200 × [OH¯]. оpert W i the mld d ugl . delg M (b) [H*] = [OH¯]; I pa (a) 2.5 × 10¬8 M (d) 2.5 × 10 (b) 4.0 × 10 (e) 4.0 × 10' M (c) 2.5 × 10¬7 M -6 9- M M 678 rON I e 16.4 | The pH Scale The len Prodsct of Water The twer The n e JE nur e t The molar concentration of H(aq) in an aqueous solution is usually very small. For convenience, we therefore usually express [H*] in terms of pH, which is the negative logarithm in base 10 of [H*]:* r d en .c wdte t T ounag e rigger Feel Love Within S ema nc g t pH = -log[H*] [16.17] Ne If you need to review the use of logarithms, see Appendix A. In Sample Exercise 16.4, we saw that [H*] solution at 25 °C. We can now use Equation 16.17 to calculate the pH of a neutral solution ari- Derefe BAMPLE CE 4 Cdg h Witr S e = 1.0 × 10-7 M for a neutral aqueous erie I -XI-sr- at 25 °C: Male Еxp pH -log(1.0 X 10-7) = -(-7.00) = 7.00 679 By: Jam *Because [H*] and [H3O*] are used interchangeably, you might see pH defined as -log [H;O*]. indne syser d.e om r MIRKISTM MM eNIN N w ud e l M ES Crng m O BOUTON SECTION 16.4 The pH Scale 681 NHIT E 16.4 The pH Scale The I f air n PDF Table 16.1 Relationships among [H*], [OH¯], and pH at 25 °C Light Solution Type [H*](M) [OH-](M) pH 680 Acidic >1.0 × 10–7 <1.0 × 10-7 <7.00 Neutral 10 X 10-7 10 X 10-7 7.00 AUG 8. étv
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