6. At atmospheric pressure the critical temperature drop for water is usually between
A. 70 and 90C
B. 180 and 212F
C. 70 and 90F
D. 40 and 50F
6. At atmospheric pressure the critical temperature drop for water is usually between
A. 70 and 90C
B. 180 and 212F
C. 70 and 90F
D. 40 and 50F