What do molecular formulas and structural formulas have in common

H2so4(aq) + mg(s)—> mgso4(aq) +h2(g) which substance is the acid in the reaction?

Which of these properties, used alone, would be least useful in identifying most minerals? a. color b. luster c. streak d. density

An atom of sodium-23 (atomic number = 11) has a positive charge of +1. give this information, how many electrons does it have? how many proteins and neutrons does this atom have