Question

If the diameter of a spherical water droplet is 100.0 m, how much energy is required to increase the diameter of the water droplet by 3.0 m? The surface tension of water is 1.0x10-3J/m2.
A) 3.1 x10-11J
B) 1.9 x10-12J
C) 2.8 x10-14J
D) 7.7 x10-12J
E) 3.3 x10-11J

Answer

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