I need help asap plzz first person to answer i will mark brainliest Diagram 1

What type of air mass was already present A?

What type of air mass is coming in B ?

What type of front is indicated by the purple arrow?

What weather change is occurring because of this front?

Amixture initially contains a, b, and c in the following concentrations: [a] = 0.300 m , [b] = 1.05 m , and [c] = 0.550 m . the following reaction occurs and equilibrium is established: a+2b⇌c at equilibrium, [a] = 0.140 m and [c] = 0.710 m . calculate the value of the equilibrium constant, kc.