Helium walks into a bar. The bartender says "We don't serve noble gasses in here." Helium doesn't react.

 1981

1  

Q: What is the most important rule in chemistry? A: Never lick the spoon!

 1497

2  

Q: Why was the mole of oxygen molecules excited when he walked out of the singles bar? A: He got Avogadro's number!

 1914

5  

Silver walks up to Gold in a bar and says, "AU, get outta here!"

 930

0  

Why did the Mexican take Xanax? For hispanic attacks.

 1293

0