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Chemistry, The Central Science , 11th edition Brown & LeMay

Chemistry, The Central Science , 11th edition Brown & LeMay. Chapter 16 Acid-Base Equilibria. A Br ø nsted–Lowry acid is:. a proton donor. a proton acceptor. an electron-pair donor. an electron-pair acceptor. A Br ø nsted–Lowry acid is:. a proton donor. a proton acceptor.

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Chemistry, The Central Science , 11th edition Brown & LeMay

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  1. Chemistry, The Central Science, 11th editionBrown & LeMay Chapter 16 Acid-Base Equilibria

  2. A Brønsted–Lowry acid is: • a proton donor. • a proton acceptor. • an electron-pair donor. • an electron-pair acceptor.

  3. A Brønsted–Lowry acid is: • a proton donor. • a proton acceptor. • an electron-pair donor. • an electron-pair acceptor.

  4. A Lewis acid is: • a proton donor. • a proton acceptor. • an electron-pair donor. • an electron-pair acceptor.

  5. A Lewis acid is: • a proton donor. • a proton acceptor. • an electron-pair donor. • an electron-pair acceptor.

  6. What is the conjugate base of HPO42- ? • H3PO4 • H2PO41- • PO43- • HPO32-

  7. What is the conjugate base of HPO42- ? • H3PO4 • H2PO41- • PO43- • HPO32-

  8. What is the conjugate acid of SO42- ? • H2SO4 • HSO41- • SO32- • H3SO4+

  9. What is the conjugate acid of SO42- ? • H2SO4 • HSO41- • SO32- • H3SO4+

  10. The stronger the acid, the (X) its conjugate base. Acids and bases generally react to form their (Y) conjugates. • X = stronger, Y = stronger • X = stronger, Y = weaker • X = weaker, Y = stronger • X = weaker, Y = weaker

  11. The stronger the acid, the (X) its conjugate base. Acids and bases generally react to form their (Y) conjugates. • X = stronger, Y = stronger • X = stronger, Y = weaker • X = weaker, Y = stronger • X = weaker, Y = weaker

  12. What is the pH of a 0.0200 M aqueous solution of HBr ? • 1.00 • 1.70 • 2.30 • 12.30

  13. What is the pH of a 0.0200 M aqueous solution of HBr ? • 1.00 • 1.70 • 2.30 • 12.30

  14. What is the pH of a 0.0400 M aqueous solution of KOH ? • 12.60 • 10.30 • 4.00 • 1.40

  15. What is the pH of a 0.0400 M aqueous solution of KOH ? • 12.60 • 10.30 • 4.00 • 1.40

  16. The Ka of HF is 6.8 x 10-4. What is the pH of a 0.0200 M aqueous solution of HF ? • 1.70 • 2.43 • 3.17 • 12.30

  17. The Ka of HF is 6.8 x 10-4. What is the pH of a 0.0200 M aqueous solution of HF ? • 1.70 • 2.43 • 3.17 • 12.30

  18. The Ka of HF is 6.8 x 10-4. What is the pH of a 0.0400 M aqueous solution of KF ? • 2.28 • 2.43 • 6.12 • 7.88

  19. The Ka of HF is 6.8 x 10-4. What is the pH of a 0.0400 M aqueous solution of KF ? • 2.28 • 2.43 • 6.12 • 7.88

  20. Which choice correctly lists the acids in decreasing order of acid strength? • HClO2 > HClO > HBrO > HIO • HClO > HBrO > HIO > HClO2 • HIO > HBrO > HClO > HClO2 • HClO2 > HIO > HBrO > HClO

  21. Which choice correctly lists the acids in decreasing order of acid strength? • HClO2 > HClO > HBrO > HIO • HClO > HBrO > HIO > HClO2 • HIO > HBrO > HClO > HClO2 • HClO2 > HIO > HBrO > HClO

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