Where are oxygen molecules most dense

oxygen molecules are most dense in the air because theres no other form other than co2 or h2o if you wan tot count in those molecules by far h2o would be most dense air has a low density of 4gs but water is a solid 1

Explanation:

image result for how many calories of energy will 20 grams of carbohydrates provide in one gram provides 4 calories

consuming the right balance of protein, carbohydrates and fat can you maintain a healthy weight and optimize your energy levels. protein and carbohydrates both contain 4 calories per gram, while fat provides 9 calories per gram.

the answer is: reproductively

i think i spelled it wrong lol

anyways hope i

-lavira: )