"How many bits of entropy are there in the result of throwing a pair of four-sided dice (each side numbered 1, 2, 3, 4) and summing the" two resulting values?

Can you guys me with question no. 5!

In a popular classroom demonstration, solid sodium is added to liquid water and reacts to produce hydrogen gas and aqueous sodium hydroxide. part a write a balanced chemical equation for this reaction. express your answer as a chemical equation. identify all of the phases in your answer.

Part of molten rock at mid-ocean ridges