7. For the following reaction, which of the following is a conjugate acid-base pair? H2PO4- (aq) + NH3 (aq) HPO42- (aq) + NH4+ (aq)

Subduction zones occur on earth where dense oceanic crust dives under more buoyant continental crust. these boundaries are characterized by a deep ocean trench next to a high continental mountain range, large numbers of earthquakes and volcanoes. all of this is further evidence for the a) big bang theory b) origin of the species eliminate c theory of plate tectonics d theory of natural selection 4 sedimentary rocks found high in the himalayen mountain

What can be found in the ionosphere

All forces cause motion? true or false