I crumple up aluminum foil and trap air inside. I measure the mass as 2 g. and the aluminum displaces 1.5 ml of water in a graduated cylinder. What are the percentages of aluminum and air in my sample? (the density of pure aluminum is 2.7 g/ml)

answer: mercury

explanation:

what's the

la respuesta es si te gusta hacer lo que siempre haces cuando nunca ves a alguien en el espejo porque sabes que no siempre están ahí.

periodic trends is an atom that gets larger as the number of electronic shells increase, the radius of atoms increases as you go down a certain group in the periodic table of elements. in general, the size of an atom will decrease as you move from left to right of a certain period.