Please help❤️

Explain what is meant by noble gas envy.

Why does his teacher ask him to balance the equation by including the correct coefficient

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.

In which region is the substance in both the solid phase and the liquid phase? 1 2. 3 4 mark this and return save and exit next