Question

N,+ 0, → 2NO, AH = + Q,
N2 + 20, → N,O, AH = - Q2
NO + 1/20, → NO, AH = - Q;
2NO, → N,O, AH = - Qg, then
1) Q2 = Q,(-Q3) + (- Q2)
25-Q₂ = Q, - 2Q₃ - Q4
3) Q, +Qz= - (Q+Q) 4) Q - Qs =
AH for S, SA is + 0.32 KJ/ mo
N2t​

Answer 1

Answer:

The atmosphere is an important part of what makes Earth livable. It blocks some of the Sun's dangerous rays from reaching Earth. It traps heat, making Earth a comfortable temperature. And the oxygen within our atmosphere is essential for life.

Answer 2

Answer:

That pressure is called atmospheric pressure, or air pressure. It is the force exerted on a surface by the air above it as gravity pulls it to Earth. Atmospheric pressure is commonly measured with a barometer. ... One atmosphere is 1,013 millibars, or 760 millimeters (29.92 inches) of mercury.