Choose the correct missing coefficient to balance the following equation: ___NO + O2 ---> 2NO2 *

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answer by yourhope:

how do models compare to real-world objects?

d. most models represent a real-world object in a simpler way.

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conduction is the transfer of thermal energy (heat in transfer) due to collisions between the molecules in the object. collisions between adjacent atoms and molecules transfer kinetic energy from the warmer to the cooler object. the objects must be in physical contact.

with this one i know the answer in craters one reason i looked it up and i learned about it there is my evidence