When opening and closing a security container complete the

the density(ratio between mass and volume as m/v) decreases from top to bottom in periodic table group as the size increases and nuclear charge decreases. but in periods density increases from left to right as atom size decreases and nuclear charge increases.

the answer is the first option

explanation:

just googled it m8. not that hard

lol

if you're asking what comes out, it's steam.

1.43 x 10^-11 j the guy commented the awnser just making sure u see it .