ANSWER ASAP Which of the following electronic transitions in the oxygen atom will result in light emission?
. A. ni = 1 ⟶ nf = 2
B. ni = 1 ⟶ nf = 3
C. ni = 3 ⟶ nf = 2
D. ni = 2 ⟶ nf = 3

the reaction mixture contains some ammonia, plus a lot of unreacted nitrogen and hydrogen. the mixture is cooled and compressed, causing the ammonia gas to condense into a liquid. the liquefied ammonia is separated and removed. the unreacted nitrogen and hydrogen are then recycled back into the reactor .

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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the answer is true. hope it .

o conteúdo de calor de um sistema é igual à entalpia apenas para um sistema que é constante