HELP! URGENTLY NEEDED! The coefficient/s will balance the chemical equation CH4 +O2 » CO2 + H2O is

a
1, 2, 1, 2
b
2, 1, 1, 2
c
2, 2, 1, 1
d
1, 1, 1, 2

Why does a cake rise when you bake it? ♡

Diffraction is when light is bent around obstructions. which of the these observation about clouds would indicate diffraction? a) after rain storms, you can sometimes see rainbows. b) clouds are white or gray and cannot be seen through. c) on a cloudy day, the temperature tends to be cooler than a sunny day. d) the edges of dark clouds appear lighter. this

What type of reaction fuels the processes seen here?