5. 2Cu3FeS3 + 702 --> 6Cu + ZFeO + 6S02 If 25.6 g of Cu3Fe53 react with excess O2, and the reaction has an 86.4 % yield of Cu, What mass of Cu is
produced?

Apump contains 0.5 l of air at 203 kpa.you draw back on the piston of the pump, expanding the volume until the pressure reads 50.8 kpa. what is the new volume of the air pump

In the following redox reaction which is the oxidizing agent and which is the reducing agent? alcl3 + na nacl + al oxidizing agent = reducing agent =

Estimate the molar mass of the gas that effuses at 1.6 times the effusion rate of carbon dioxide.