 
			 
			MCQOPTIONS
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				| 1. | Surface energy is ________________ | 
| A. | kinetic energy of the surface molecules | 
| B. | the force per unit length acting on surface particles | 
| C. | the energy of the molecules inside the beaker | 
| D. | the extra energy that the molecules at the surface have relative to molecules inside the liquid | 
| Answer» E. | |