no
what do you think.. Yes. Project mercury did land on mercury... False. Project Mercury was a mission to put a man into orbit, not a planetary probe. So...no; no craft, probe or anything associated with this mission went to Mercury, orbited Mercury or did anything involving Mercury.
no
no
not at all mercury is a planet and its not unusual as you think
yes
NOPE
yes
Mercury does not weigh anything more than earth
No, Mercury barely has an atmosphere and so it does not have any weather to speak of.
A pound of elemental mercury, or anything else, weighs a pound.
There is nothing at all on Mercury. Its proximity to the sun means its far to hot to grow anything at all.