Who wants to be my valentine by the way imma guy

Astudent carefully transfers 30 g of water and 30 g of alcohol in a glass tube, forming two layers and filling the tube completely. after sealing the tube, the student mixes the solutions, and notices a bubble that forms in the tube. what is the mass of the contents in the glass tube after mixing?

The nuclear fission process releases neutrons and question 27 options: alpha particles electrons energy beta particles

How can one make a supersaturated solution? (apex)