If He(g) has an average kinetic energy of 6430 J/mol under certain conditions, what is the root mean square speed of O2(g) molecules under the same conditions

c

-by-step explanation:

it would be c

you ignore the remainder, therefore the answer is y = x+2

step-by-step explanation:

you have to divide the denominator by the numerator. you can use synthetic division or long division.

[-5] .     1 .     7 .     11

x + 2 + 1/x+5

idk what the heck he answer is, i’m just putting this here so i finish my account