a) 12 molecules co₂
b) 6.02x10²³ molecules co₂
c) 2.41x10²⁴ molecules co₂
d) 1.20x10²⁴ molecules co₂

look at the !

pleaze mark brainliest!

the number of valence electrons for each molecule or ion is shown beneath the structure. remember hydrogen will not have more than two electrons. this hydrogen is part of a covalent bond (sharing two electrons). a double bond here would cause hydrogen to share four electrons with phosphorus.