My friends called me Iron59 because my parents are a chemist and a mathematician. What is my real name?

What does the following represent?

N N N N N N N

A A A A A A A

C C C C C C C

What is the word or phrase?

What has a bottom at the top?

A word I know,
Six letters contain,
Subtract just one,
And twelve is what remains.

Samuel was out for a walk when it started to rain. He did not have an umbrella and he wasn't wearing a hat. His clothes were soaked, yet not a single hair on his head got wet. How could this happen?

Two men play a dice game involving roll of two standard dice. Man X says that a 12 will be rolled first. Man Y says that two consecutive 7s will be rolled first. The men keep rolling until one of them wins.

What is the probability that X will win ?

Railroad Crossing, look out for the cars. Can you spell that, without any R's ?

If you remove one from eleven, it becomes ten. If you remove one from nine, it becomes ten.

How is this possible?

I have a mouth but I don't eat.
I have a bank but have no money.
I have a bed but i dont sleep.
I wave but have no hands.

Who Am I ?