Magnesium oxide does not readily decompose into magnesium and oxygen. The reaction is shown below. MgO(s) + 601.7 kJ Right arrow. Mg(s) + ½O2(g)

Which factor plays the most important role in allowing this reaction to occur?
A) temperature
B) concentration
C) pressure
D) surface area

What is a possible quantum number set for an electron in the 3s orbital of a magnesium atom

The molality of calcium chloride (cacl2) in an aqueous solution is 2.46 m. what is mole fraction of the solute?

Some familiar products contain some of the same types of atoms. for instance, the chemical formula for baking soda is nahco 3. the chemical formula for liquid bleach is naclo, and the chemical formula for table salt is nacl. which choice best describes why these three products have some of the same types of atoms in common?