In the stratosphere, oxygen (O2 ) is converted to ozone (O3 ) by ...

[rlane42]

In the stratosphere, oxygen (O2 ) is converted to ozone (O3 ) by high energy ultraviolet light. When the equation is written and balanced using whole number coefficients, the coefficient of ozone is
 
  A) 4.
  B) 3.
  C) 2.
  D) 1.

Question 2

The first organic compound to be synthesized in a chemist's laboratory was
 
  A) cholesterol.
  B) chlorophyll.
  C) urea.
  D) benzene.

[chreslie]

Answer to Question 1

C

Answer to Question 2

C

[rlane42]

Thanks

[chreslie]

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