 
			 
			MCQOPTIONS
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				| 1. | The quantum efficiency of a photochemical reaction is defined as _______ | 
| A. | ratio of molecules decomposed in a given time to the number of quanta absorbed in the same time | 
| B. | number of 11101ecules decomposed in a given time | 
| C. | number or quanta absorbed percent time | 
| D. | ratio of molecules decomposed in a given time to the number of quanta emitted in the same time | 
| Answer» B. number of 11101ecules decomposed in a given time | |