Answer:
answer A has four valence electrons
Explanation:
The outer shell has 4 electrons, which are considered the valence electrons
Carbon = 12.010. Oxygen = 15.999 x 2 15.999 x 2 = 31.998 + 12.010 = 44.008 \frac{37.15 grams * 1 mole CO2}{44.008 grams}
Answer:
<em>Hydrogen.</em>
Explanation:
You've probably seen "" which is the formula for water. It means that there's 2 hydrogen atoms, and one oxygen atom, in one molecule of water.
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