Convert the following measurements to milligrams: (1 g = 1000 mg ; 1 g = 100 cg ; 1 g = 10 dg) 1. 135.4 g

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.

If 1.8 l of water is added to 2.5l of a 7.0 molarity koh solution, what is the molarity of the new solution

Joan writes four numbers on the board in standard form, and then she writes their scientific notation