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1. |
Which of the following will have the largest interfacial area per unit volume? |
A. | A bubble with a diameter of 1 mm |
B. | A bubble with a diameter of 5 mm |
C. | A bubble with a diameter of 15 mm |
D. | A bubble with a diameter of 50 mm |
Answer» B. A bubble with a diameter of 5 mm | |