The following is a limiting reactant problem:
magnesium nitride is formed in the reaction of magnesium metal with nitrogen gas in this reaction: 3 mg(s) + n2(g) > mg3n2(s)
how many grams of product are formed from 2.0 mol of n2 (g) and 8.0 mol of mg(s)?

V1t2 = v2t1 is an expression of who’s law

Why is the bond angle in a water molecule less than the bond angle of methane? a. the central oxygen atom in water has two lone pairs of electrons, whereas the central carbon atom in methane has no lone pairs. b. the central hydrogen atom in water has one lone pair of electrons, whereas the central carbon atom in methane has two lone pairs. c. the central oxygen atom in water has four lone pairs of electrons, whereas the central carbon atom in methane has only one lone pair. d. the central oxygen atom exerts more repulsive force on surrounding atoms than the central carbon atom in methane does. reset next

Elements in group 2 are all called alkaline earth metals. what is most similar about the alkaline earth metals?