Question 4 Adam dissolved magnesium carbonate (MgCO3) in hydrochloric acid (HCI) to form a solution of
magnesium chloride (MgCl2), carbon dioxide (CO2) and water (H20).
a. Write the word equation for the reaction

Endeleev saw trends in the physical and chemical properties of elements when he organized them by

In which phase(s) do the molecules take the shape of the container?

What are the first two quantum numbers for the electrons located in subshell 4d? what are the first three quantum numbers for the electrons located in subshell 2s? how many electrons can be held in a sublevel l = 3? how many electrons can be held in the energy level n = 4? how many electrons in an atom can share the quantum numbers n = 4 and l = 3?