Peso molar del<img src="https://tex.z-dn.net/?f=CO_2" /> es MM = <img src="https://tex.z-dn.net/?f=44%20g%2Fmol" />.
A)<img src="https://tex.z-dn.net/?f=%5Cdfrac%7Bm%7D%7BMM%7D%3D%5Cdfrac%7B200g%7D%7B44%5Cdfrac%7Bg%7D%7Bmol%7D%7D%3D4.55%20mol" />
b) En un mol hay<img src="https://tex.z-dn.net/?f=6%2C02%2A10%5E%7B23%7D" /> moléculas, entonces hay :
<img src="https://tex.z-dn.net/?f=4%2C55%2A6%2C02%2A10%5E%7B23%7D%3D2%2C74%2A10%5E%7B24%7D" />
c) Hay la misma cantidad de átomos<img src="https://tex.z-dn.net/?f=2%2C74%2A10%5E%7B24%7D" />
d) Hay<img src="https://tex.z-dn.net/?f=%5Cdfrac%7B2%2C74%2A10%5E%7B24%7D%7D%7B3%7D%3D9.12%2A10%5E%7B23%7D" />
e) Hay<img src="https://tex.z-dn.net/?f=9.12%2A10%5E%7B23%7D%2A2%3D1.82%2A10%5E%7B24%7D" />.