2. What volume of oxygen is produced at STP when 6.58 z 1024 molecules of water is decomposed according to the following reaction?
2 H2O → 2 H2 + O2

Which best describes why nh4+ can form an ionic bond with ci-?

Chemistry worksheet - i am not sure what they are asking for exactly?

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.