The equilibrium constant for the gas phase reaction s Keq = 4.34x10^-3 at 300 C. At Equilibrium . N2(g)+3H2(g) <--> 2NH3(g)
Question options:

0.50

0.062

0.12

0.25

16
The answer is B but i am unsure why

Melting and boiling are endothermic processes. this means that these processes absorb energy from their surroundings in order to occur. use this information and the data you collected in the phase change gizmo to describe what happens to the temperature of water when you boil it, then explain why this result occurs.

What layer of the atmosphere is directly above the troposphere?

How do i complete this electrolysis of water lab? i’m at home, so i don’t have the materials, and the lab didn’t properly work and was incomplete at school.