On the celsius scale, at what temperature does water boil? a. 0° b. 100° c. 212° d. 32°

*will mark you brainliest + 15 points ** why does the equilibrium of a system shift when the pressure is increased? a. to maximize the stress on the system b. to stop restoring equilibrium to the system c. to increase the total moles of gas in the system d. to decrease the total moles of gas in the system

Particle model to predict what will happen if a sharp object creates a hole in the soccer ball

Which class of molecules functions as chemical signals? hormones water carbohydrates proteins