How are ionic bonds and covalent bonds different

7. what temperature is need to just dissolve 50 g of nh4cl in 75 g of water? '

Asolid that forms and separates from a liquid mixture is called

A2.5% (by mass) solution concentration signifies that there is a 2.5 % (by mass) solution concentration signifies that there is blank of solute in every 100 g of solution. of solute in every 100 g of solution