Which of the following aqueous solutions of Na2SO4 is hypertonic with respect to a 0.15 M NaCl solution?

A) 0.05 M
B) 0.10 M
C) 0.15 M
D) none of these


C

Environmental & Atmospheric Sciences

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a. True b. False

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To control pollution, industry has been given limits and been threatened with punishment if these limits are violated. This approach is called ________

A) limit-and-manage B) command-and-control C) end-of-the-alley D) carrot-and-stick E) TBSS

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The problem of acidic air emissions and acid rain are worst in

A) Africa. B) North America and Western Europe. C) Asia. D) Australia. E) Antarctica.

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