Answer:
Oxygen
Explanation:
Water's formula is H20. Which is two hydrogen and one oxygen.
What are " of the following"?
All elements are pure substances.
It is actually Group 3A elements. I just took the test.
Apples are rich in fiber and antioxidants. Eating them is linked to a lower risk of many chronic conditions, including diabetes, heart disease, and cancer. Apples may also promote weight loss and improve gut and brain health.
