9.16 liters of CO2 weighs how many grams?

Your answer

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.

i'm assuming that the correct answer is indeed the first one/ "a"..

o conteúdo de calor de um sistema é igual à entalpia apenas para um sistema que é constante

the answer is d.) potassium