Excess Aluminum reacts with 47.0 g of copper II Nitrate, what mass of copper could be produced?

Problem page gaseous ethane reacts with gaseous oxygen gas to produce gaseous carbon dioxide and gaseous water . if of water is produced from the reaction of of ethane and of oxygen gas, calculate the percent yield of water. be sure your answer has the correct number of significant digits in it.

__can be defined as which velocity changes

What is the molar mass of ca(cio4)2