Which of the following is an example of green chemistry? A) ...

[fox]

Which of the following is an example of green chemistry?
 
  A) building new coal-fired plants to generate electricity
  B) developing new technologies that require rare elements
  C) using materials that are made up of substances that are very abundant in the earth's crust
  D) using lead as a plasticizer to make plastics less rigid

Question 2

If the solubility of calcium fluoride is 2.0  10-4 M, the solubility product value is ________.
 
  A) 1.6  10-12
  B) 3.2  10-11
  C) 4.0  10-8
  D) 8.0  10-12

[sabina576]

Answer to Question 1

C

Answer to Question 2

B

[fox]

Great answer, keep it coming

[at]

Thanks for the timely response, appreciate it