What is the molecular formula of gypsum salt ?

Consider the following reactions. (note: (s) = solid, (l) = liquid, and (g) = gas.) mg(s) + ½o2(g) → mgo(s) + 146 kcal/mole h2(g) + ½o2(g) → h2o(g), δh = -57.82 kcal/mole what type of reaction is represented by the previous two examples?

Which of the following represents the ester functional group? a. -coo- b. -cho c. -cooh d. c=o

What is the oxidation state of each individual carbon atom in c2o42−?