The density of CO gas if 0.196g occupies a volume of 100mL is0.00196g<span>mL or 0.00196 grams per milliliter</span>
Answer:
A
Explanation:
Sodium has 11 electrons and Magnesium has 12 electrons. Since here you need to consider atoms, they must have equal amount of protons as electrons to be considered neutral, and so an atom.
So simply 11+12 =23
They could stop driving cars and opt in for walking or riding a bike, drive an electric car because they don't take gas. They could also get their electricity from renewable resources such as electricity from wind mills and solar panels and hydro-electric.
<h3>Answer: sorry i don't know what the answer that question </h3>
energies of electrons can only have certain specific values.