If o2 was the excess reagent, 8.3 mol of h2s were consumed, and 137.1 g of water were collected after the reaction has gone to completion, what is the percent yield of the reaction?

shield volcanos are angry and get mad over the smallest things so much that there heads erupt   pahoehoe and a'a lava. a composite volcano is the poller opposite of a shield volcano. its   peaceful thing and knows how to control its emotions.      

it's c (engineer's do their work with mechanical stuff not on any living being)