Is granite rock a compound, element, mixture? explain

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.

Define a is a tiny pavket of energy

Answer explain why it is not possible to deduce a complete order of reactivity.