Chapter16.PracticeQuestions

Chapter16.PracticeQuestions - Chapter 16 MULTIPLE CHOICE....

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Chapter 16 MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question 1) What is the conjugate acid of NH 3 ? A) NH 3 + B) NH 4 OH C) NH 2 + D) NH 3 E) NH 4 + 1) 2) The conjugate base of HSO 4 - is A) HSO 4 + B) H 3 SO 4 + C) OH - D) H 2 SO 4 E) SO 4 2 - 2) 3) The conjugate acid of HSO 4 - is A) SO 4 2 - B) H + C) HSO 4 + D) HSO 3 + E) H 2 SO 4 3) 4) What is the conjugate base of OH - ? A) O - B) H 2 O C) H 3 O + D) O 2 - E) O 2 4) 5) What is the pH of an aqueous solution at 25.0 °C in which [H + ] is 0.00250 M? A) - 2.60 B) - 3.40 C) 2.60 D) 3.40 E) 2.25 5) 6) What is the pH of an aqueous solution at 25.0 °C in which [OH - ] is 0.00250 M? A) + 2.60 B) - 2.60 C) + 11.4 D) - 11.4 E) - 2.25 6) 7) What is the pH of an aqueous solution at 25.0 °C that contains 3.98 × 10 - 9 M hydronium ion? A) 5.60 B) 7.00 C) 8.40 D) 9.00 E) 3.98 7) 8) What is the pH of an aqueous solution at 25.0 °C that contains 3.98 × 10 - 9 M hydroxide ion? A) 5.60 B) 9.00 C) 7.00 D) 3.98 E) 8.40 8) 9) What is the concentration (in M) of hydronium ions in a solution at 25.0 °C with pH = 4.282? A) 4.28 B) 5.22 × 10 - 5 C) 1.92 × 10 - 10 D) 9.71 E) 1.66 × 10 4 9) 1
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10) What is the concentration (in M) of hydroxide ions in a solution at 25.0 °C with pH = 4.282? A) 9.72 B) 1.66 × 10 4 C) 5.22 × 10 - 5 D) 1.91 × 10 - 10 E) 4.28 10) 11) Calculate the pOH of a solution at 25.0 °C that contains 1.94 × 10 - 10 M hydronium ions. A) 1.94 B) 7.00 C) 9.71 D) 4.29 E) 14.0 11) 12) Calculate the concentration (in M) of hydronium ions in a solution at 25.0 °C with a pOH of 4.223. A) 5.99 × 10 - 19 B) 5.98 × 10 - 5 C) 1.00 × 10 - 7 D) 1.67 × 10 - 10 E) 1.67 × 10 4 12) 13) What is the pH of a 0.0150 M aqueous solution of barium hydroxide? A) 10.4
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This note was uploaded on 04/25/2010 for the course CHEM 204 taught by Professor Prof.k during the Spring '10 term at Bradley.

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Chapter16.PracticeQuestions - Chapter 16 MULTIPLE CHOICE....

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