Acid precipitation is any type of precipitation which ______________________
A. has a pH between 4.2 and 4.4.
B. has a pH >5.6.
C. contains sulfur dioxide.
D. passes through smog.
1 answer
C. contains sulfur dioxide.
A. has a pH between 4.2 and 4.4.
B. has a pH >5.6.
C. contains sulfur dioxide.
D. passes through smog.
1 answer