Answer:
metalloids
Explanation:
I took the text and got it right, Good Luck!
Every compound or element has a fixed number of molecules
per mole. This is given by the Avogadros number which is about 6.022 x 10^23
molecules per mole. Therefore:
molecules = 2.50 moles * (6.022 x 10^23 molecules / mole)
<span>molecules = 1.5055 x 10^24 molecules of SO2</span>
Answer:
North American X-15
Explanation:
This is the fastest manned aircraft
CO2 is the emperical formula of carbon dioxide