The number of grams in the molar mass of an element is the same as an elements

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?

Why do cells appear different in distilled water than they do in 10% salt water?

Which rate indicates the number of children that would be born per woman if she were to live to the end of her child bearing years