In general, which of the following is usually the strongest bond? ...

[melly21297]

In general, which of the following is usually the strongest bond?
 
  A) van der Waals bond B) ionic bond C) hydrogen bond

Question 2

An image is 4.0 mm in front of a converging lens with focal length of magnitude 5.0 mm. Where is the object for this image?
 
  A) 2.2 mm in front of the lens B) 9.0 mm behind the lens
  C) 2.2 mm behind the lens D) 20 mm in front of the lens

[laurnthompson]

Answer to Question 1

B

Answer to Question 2

A

[melly21297]

Great answer, keep it coming

[irishcancer18]

Thanks for the timely response, appreciate it