Calculate the number of moles of Cl atoms in 1.20x1024 formula units of magnesium chloride, MgCl2 .

Gymnast always perform on padded mats. how does the mats protect the gymnast

Match the mixture with the substance// i really need on this guys (it’s a pic btw)

If i initially have a gas at a pressure of 12 atm, a volume of 23 liters, and a temperature of 200 k, and then i raise the pressure to 14 atm and increase the temperature to 300 k, what is the new volume of the gas?