What is true about the energy differences between electron orbitals in particular atoms?

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

What approach is required to balance the objectives of sustainable development? balancing the objectives of sustainable development requires a(n) .

In the reaction between a crushed antacid tablet and vinegar what gas is emitted