An air sample in the lungs contains oxygen at 97 mmHg, nitrogen at 557 mmHg, carbon dioxide at 32 mmHg, and water vapor at 49 mmHg. What is the total pressure, in atmospheres, exerted by the gas mixture?

because u need two or more forms of the same element that contain equal numbers of protons but different numbers of neutrons in their nuclei to form isotopes.

so since they all have the same shape? i mean maybe because m& m and reeses are both chocolates

you need to have a picture of the atom that way we can answer it

explanation:

0.07 g/cm³

1.37 g/cm³