If an object has a mass of 8 and a volume of 32cm3 hat is the density?

What layer of the atmosphere is directly above the troposphere?

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?

What reaction is taking place? 02 + c3h8 = h20 + co2