Convert 16.8 meters to: a) millimeters, b) centimeters, c) ...

[Beheh]

Convert 16.8 meters to: a) millimeters, b) centimeters, c) kilometers.
 
  What will be an ideal response?

Question 2

Chlorine is put into the atmosphere by volcanoes in the form of hydrogen chloride, HCl, but this form of chlorine does not remain in the atmosphere for very long. Why?
 
  A) The hydrogen chloride is destroyed by ultraviolet rays.
  B) The hydrogen chloride is washed away by atmospheric moisture.
  C) The hydrogen chloride reacts with atmospheric carbon dioxide.
  D) The hydrogen chloride degenerates into hydrogen, , and chlorine, .

[Leostella20]

Answer to Question 1

a) 16,800 mm
b) 1,680 cm
c) 0.0168 km

Answer to Question 2

B

[Beheh]

Thank you!

[Leostella20]

Always glad to help...