Multiple Choice
What does one Dobson unit (DU) equal?
A) 1 ppb of ozone
B) 1 ppm of ozone
C) 100 ppb of ozone
D) 100 ppm of ozone
Correct Answer:

Verified
Correct Answer:
Verified
Related Questions
Q18: What type of radiation is absorbed by
Q19: Consider the following sequence of reactions. <img
Q20: In a photochemical reaction,<br>A) the chemical reaction
Q21: Why are scientists worried about the ozone
Q22: Which of the following explains why CFCs
Q24: Light with a wavelength of 350 nm
Q25: Approximately how many ozone molecules can one
Q26: What continent is the ozone hole located
Q27: Ozone-depleting substances typically contain which of the
Q28: Which type of chemical bond requires the