With sulfuric acid corrosion, carbon steel corrosion rates increases significantly if the flow velocity exceeds about ________m fps or at acid concentrations below _________.
A . 6-9, 80%
B . 5-7, 75%
C . 2-3, 65%
D . 4-6, 85%
Answer: C
With sulfuric acid corrosion, carbon steel corrosion rates increases significantly if the flow velocity exceeds about ________m fps or at acid concentrations below _________.
A . 6-9, 80%
B . 5-7, 75%
C . 2-3, 65%
D . 4-6, 85%
Answer: C