HELP ASAP! What is the percent by mass of a solution with 31.50 g of sodium sulfate dissolved
in 168.5 g of isopropanol?

Ineed to find the answer of this question because i dont understand it

Explain that newton first law,second law and third law of motion?

1. true or false: minerals are inorganic. true false 2. inorganic means that something has never been found alive 3. halite is another name for and is a mineral with a cubic crystal pattern. table salt rock salt