When an atom is charged, it is called an ion. How many electrons are in O^2-?

Agas mixture with a total pressure of 745 mmhg contains each of the following gases at the indicated partial pressures: co2, 245 mmhg ; ar, 119 mmhg ; and o2, 163 mmhg . the mixture also contains helium gas. part a what is the partial pressure of the helium gas? phe p h e = nothing mmhg request answer part b what mass of helium gas is present in a 10.2-l sample of this mixture at 283 k ? m m = nothing g request answer

Here’s one way to follow the scientific method. place the missing steps in the correct position in the process

Why does asexual reproduction result in offspring with identicle genetic variation