A pot of water is boiling. When a cook throws salt into the water , it stops boiling because the salt

Sodium sulfate dissolves as follows: na2so4(s) → 2na+(aq) + so42- (aq). how many moles of na2so4 are required to make 1.0 l of solution in which the na concentration is 0.10 m?

Which of the following is in the lanthanide family? a) uranium b) promethium c) silver d) gold

How is the use of hydroelectric power related to the sun