Corn Tortillas (2) 120 cal, no fat, no sodium, 26g carbs, 2g fiber, 4g protein. Getting 2 corn tortillas instead of 4 in the tacos is a great way to cut down on calories without feeling like youâre missing out. The nutrition info says thereâs no sodium in them at all, though I wonder if thatâs a typo.
Helium. Helium. A noble gas with the atomic symbol He, atomic number 2, and atomic weight 4.003. It is a colorless, odorless, tasteless gas that is not combustible and does not support combustion. It was first detected in the sun and is now obtained from natural gas.
By Anne Marie Helmenstine, Ph.D. 1  The atomic number of helium is 2, meaning each atom of helium has two protons. 2  Helium has the lowest melting point and boiling point of the elements, so it only exists as a gas except under extreme conditions.