A. 120 to 80 torr
B. 100 to 80 torr
C. 120 to 60 torr
D. 60 to 140 torr
Correct Answer: 120 to 80 torr ✔
Last Updated: September 04, 2021
A. 120 to 80 torr
B. 100 to 80 torr
C. 120 to 60 torr
D. 60 to 140 torr
Correct Answer: 120 to 80 torr ✔
Last Updated: September 04, 2021