The noble gases are sodal, nobble, leptum, and drogon. Among these gases nobble has the greatest atomic mass and sondal the least. Drogon is lighter than leptum.

Perform the following mathematical operations and report the answer to the appropriate number of significant figures 5.87998 + 3.100

Geothermal energy for industrial use is available almost anywhere. a. true b. false

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.