__Sn(NO2)4 + __Pt3N4=__Sn3N4 + _ Pt(NO2)4. balance

Which sentence best describes the formation of igneous rock? a- lava on the surface dries up and makes arock b_melted rocks cools and forms crystals c_rocks under tremendous heat and pressure d_magma is melted rock underground

The climate of the continental united states is generally 1. tropical 2. temperate 3. arctic 4. highland

Explain the relationship between forward and backward reactions in equilibrium, and predict how changing the amount of a reactant (creating a tension) will affect that relationship.