Which equation represents the second ionization energy of magnesium?.

Covalent bonds generally form when the bonded elements have a difference in electronegativity less than 1.5. subtract the electronegativities for the following pairs of elements and predict whether they form a covalent bond. electronegativity difference of c and c: ionic covalent electronegativity difference of mg and cl: ionic covalent

My plate recommends that of your nutritional intake comes from fruits and vegetables. a. 30% b. 50% c. 20% d. 40%

What affects a material's resistance