How many moles are in 23.8 grams of strontium chloride?

In which layer of earth do most earthauakes occur a_ inner core b_outer core c_mantle d_crust

Layers of rock containing fossils, like the layers illustrated here, are most likely composed of rocks.

16. in a reaction that has reached equilibrium, a. the forward and reverse reactions are occurring at the same rate. b. the reactants and products are in equal concentrations. c. the forward reaction has gone further than the reverse reaction. d. there are equal numbers of atoms on both sides of the equation. e. a, b, and d are correct.