A 2.00 L pocket of air at sea level has a pressure of 99.9 atm. What is the pressure if the pocket of air rises and expands to 8.0 L? *
0.04 atm
O
400 atm
25 atm
52 atm

Compare the valence electron configuration of the nobles gas elements seen here. what statement is correct?

How are isotopes of the same chemical element alike? how are they different?

Count the number of each type of atom in the equation below, and then balance the equation. write in the numbers of atoms and coefficients. add a 1 if there should be no coefficient. cs2(l) + o2(g) → co2(g) + so2(g) c [ ] s [ ] o > c [ ] s [ ] o [ ] cs2(l) + [ ] o2(g) > [ ] co2(g) + [ ] so2(g)