What is a simple experiment that you could conduct to test your hypothesis?

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.

The pressure in a fluid is affected by which characteristics of that fluid

Iwould appreciate if someone could me.