Author Question: The pollutant primarily responsible for acid rain is a. NO2. b. CO2. c. O3. d. ... (Read 78 times)

chandani

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The pollutant primarily responsible for acid rain is
 a. NO2.
  b. CO2.
  c. O3.
  d. SO2.

Question 2

Take a cup of water, add sugar, and stir. If the resulting solution contains sugar crystals that do not dissolve, the solution is said to be
 a. an unsaturated solution.
  b. a saturated solution.
  c. a homogeneous solution.
  d. none of these.



recede

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Answer to Question 1

d

Answer to Question 2

b



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