Considerando como base la siguiente configuración electrónica 1s2, 2s2, 2p6, 3s2, 3p6, 4s2, identifica, los electrones de valencia Ayud

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?

How many moles of gas are present if p=11 atm, v=12l, t=185k?

Clyde and marilyn are riding a roller coaster. during which section(s) of the track is their potential energy converted to kinetic energy? a. from point b to point c only b. from point b to point d only c. from point a to point b only d. from point a to point b and from point c to point d