X Your answer is incorrect. According to the Law of Definite Composition, water contains 8 grams of oxygen for every 1 gram of hydrogen. Therefore, in 36 grams
of water there would be:

Suppose that some of the compound spilled out of the crucible after it was heated. would that cause the percent by mass of water in the compound determined by the experiment to be too low, too high, or unchanged? briefly explain your answer.