Jacinta is learning about the chemicals involved in breathing. Oxygen gas, water vapor, and carbon dioxide are all compounds formed by the chemical reactions between nonmetal elements. Which statement can Jacinta correctly make about the chemical properties of nonmetals?

what best describes physical development during adolescence is the development of secondary sex characteristics happens at a rate unique to each individual.

the answer is d. 4

hope this

also the more points you give the faster your questions get answered

this is a good question! i'll do some research and come back when i have the answer!