Based on properties of elements in the periodic table, which element is the best conductor of thermal energy? (1 point)
argon (Ar)
O germanium (Ge)
O vanadium (V)
polonium (Po)

How manyatoms of mercury are in 1.4214e+1 ml sample

Choose all the answers that apply. ionic compounds dissolve easily in water do not dissolve in water have low melting points have high melting points conduct electricity when melted

Animals that reproduce sexually either do it through external or internal fertilization. read the following statement and decide if it is true or false. birds reproduce through external reproduction which is because the female will then be able to protect the egg.