Um balão de borracha foi enchido com 5,5 mol de hélio a uma temperatura de 27oC, suportando uma pressão de 1,1 atm. Sabendo-se que a constante universal dos gases vale 0,082 atm. L/mol. K, qual o volume resultante do balão? (PV = nRT)

What diagram shows the ionic compound of magnesium oxide

This classification of drug typically changes the brain's chemistry and reduces its ability to create its own endorphins.

Miner's coal distributors does not mine coal itself, nor does it even store or handle the coal. instead, miner's solicits orders for low sulfur coal from other firms, then purchases the required amount from suppliers and directs them to ship the coal to its customers. what is miner's