Recent content by NeverGiveUp♥

Ethylene (C2H4), an important industrial organic chemical, can be prepared by heating hexane (C6H14) at 800 degrees C. C6H14 ------> C2H4 + other products If the yield of ethylene production is 42.5%, what mass of hexane must be reacted to produce 481g of ethylene? The answer is: 3.47 * 10^3g...

A cylindrical glass tube 12.7 cm in length is filled with mercury. The mass of mercury needed to fill the tube is 105.5g. Calculate the inner diameter of the tube. (The density of mercury is 13.6g/mL.) The answer is .882cm. If you understand how to do this problem, could you please explain it...