PLEASE HELP FAST! What is the percent yield if 0.856 g of NO is actually obtained in the lab during the following reaction: 4NH3 + 5O2 --> 4NO + 6H2O . 6.3 g of Ammonia was reacted with 1.8 g of Oxygen?


Options:

A. 20.1%

B. 53.5%

C. 89.4%

D. 63.4%