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Author Archives: Anonymous

What is the % ionization of 1.17 M NH3 (aq) from the previou…

What is the % ionization of 1.17 M NH3 (aq) from the previous problem?   a. 0.00392 % b. 0.536 % c. 0.392 % d. 0.00246 % e. 0.00180 %

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Suppose the following reaction is at equilibrium:

Suppose the following reaction is at equilibrium:

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Which of the following is a weak acid? a. Sr(OH)2 b. NH3 c…

Which of the following is a weak acid? a. Sr(OH)2 b. NH3 c. HF d. HNO3 e. HClO4

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If pOH = 11.4, what is [H+]?   a. 4.0 x 10-12 M b. 2.5 x…

If pOH = 11.4, what is [H+]?   a. 4.0 x 10-12 M b. 2.5 x 1011 M c. 4.0 x 102 M d. 2.5 x 10-3 M e. 4.1 x 10-2 M

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Classify H2CO3 as a strong acid, weak acid, strong base, or…

Classify H2CO3 as a strong acid, weak acid, strong base, or weak base, and then answer the following question. What is the pH of 0.05 M H2CO3 (aq)?   a. 3.84 b. 6.38 c. 3.19 d. 1.30 e. 10.16

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If pH = 11.2, what is [OH-]?   a.  1.6 X 10 -3  M b.   1….

If pH = 11.2, what is [OH-]?   a.  1.6 X 10 -3  M b.   1.6 X 10 11  M c.  6.3 X 102  M d.  6.1 x 10-2 M e.  6.3 x 10-12 M

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Classify HC2H3O2 as a strong acid, weak acid, strong base, o…

Classify HC2H3O2 as a strong acid, weak acid, strong base, or weak base, and then answer the following question. What is the pH of 0.08 M HC2H3O2 (aq)?   a. 4.74 b. 5.84 c. 2.92 d. 1.10 e. 11.08

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Which of the following is Hydroxide ion?   a. O2- b. O2 2-…

Which of the following is Hydroxide ion?   a. O2- b. O2 2- c. OH- d. OH+ e. H3O+

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 Marx and Engels accused capitalist corporations of all but…

 Marx and Engels accused capitalist corporations of all but which of the following?

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 Which of the following is not true of the corporate respons…

 Which of the following is not true of the corporate response to the problem of pollution?

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