2Mg + O2→ 2MgO

In the equation above, how many atoms are in the oxygen molecule?

F. 2

G. 0

H. 1

J. 3

How can two parts of the water cycle be summarized?

Give five examples of exothermic reactions in everyday life

Tap water ph 7.2 acidic

Chromosomes are ?

One of the following properties was originally used to arrange elements on the periodic table, but is no longer used to organize the modern version. Which property fits this description?

Which list correctly shows carbohydrates in size from smallest to largest?

Metallic behavior is generally associated with elements with partially filled p orbitals. elements with unpaired electrons. elements with small atomic radii. elements with very negative electron affinities. elements with low ionization energies.

Does cos have a dipole moment? choose the answer that best explains the reason for your choice.

How do the fracture toughness values compare between ceramics, polymers and metals?

The four main systems of earth are?