The diagram above represents the composition of air. Applying the concept of atomic mass, which statement(s) is(are) true?

*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

What is the molarity of the solution produced when 145 g of nacl is dissolved in sufficient water to prepare 2.75 l of solution?

The chemical formula for emerald is be3al2(sio3)6.an emerald can be decided as