What molecule makes up 3/4s of the surface of Earth?
A: C6H12O6
B:CO2
C: H2O
D: NaCl

Je suis presque sûr que c'est C: H20

atomic number of carbon is 6

electronic configuration of carbon is 1s²2s²2p²

orbital diagram of c is as shown here in the image.

warm front forms when a moist, warm air mass slides up and over a cold air mass. as the warm air mass rises, it condenses into a broad area of clouds. a warm front brings gentle rain or light snow, followed by warmer, milder weather.

hope i !