Our atmosphere is composed of several gases. The name of the gas we breathe, O2, is A) dioxide. B) dioxygen. C) oxide. D) oxygen.

The answer is "D"

Explanation:

The gas in the atmosphere that we breathe is oxygen. The subscript 2 lets us know that oxygen is a diatomic molecule. That means oxygen goes around in pairs.

Hope this helps!!! :D

thinking it would be d not too sure but i think it's right

question: which statement best describes the different properties of metals?

answer: they are shiny and bend without breaking.

since metals have certain characteristics properties, they include the following: they are ductile, malleable, shiny, hard, lustrous, flexible and they are good conductor of heat and electricity. so therefore, metals are not dull and they are not non-flexible as listed. instead, they are shiny and flexible.

hope this , have a good day. c;