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Author Question: The Chinese region that has experienced the greatest recent economic expansion is the coastal ... (Read 84 times)

jeatrice

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The Chinese region that has experienced the greatest recent economic expansion is the coastal provinces.
 
  Indicate whether the statement is true or false

Question 2

What role do polar stratospheric clouds play in the formation of the Antarctic ozone hole?
 
  What will be an ideal response?



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adammoses97

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Answer to Question 1

TRUE

Answer to Question 2

Polar stratospheric clouds (PSCs) keep nitrogen from storing chlorine in a relatively inert form, thus releasing the chlorine to act as a catalyst. PSCs also provide a surface on which heterogeneous reactions can occur, which also releases more reactive chlorine into the stratosphere.





 

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