The largest concentration of condensation nuclei are usually ...

[BrownTown3]

The largest concentration of condensation nuclei are usually observed near the earth's surface. Indicate whether the statement is true or false.

Question 2

On a humid day, the attraction of water by hydrophobic condensation nuclei causes salty potato
  chips left outside in an uncovered bowl to turn soggy. Indicate whether the statement is true or false.

[zhanghao]

Answer to Question 1

true

Answer to Question 2

false

[BrownTown3]

Thanks for the timely response, appreciate it

[rleezy04]

Excellent