Cuál de los siguientes bioelementos se considera muy abundante en los seres vivos? A. Niquel
B. Cloró
C. Fósforo
D. potasio

Which of these properties, used alone, would be least useful in identifying most minerals? a. color b. luster c. streak d. density

Table sugar completely dissolved in water is an example of a?

Which statement explains why the bonds between non metals tend to be covalent? the bonds are found to be nondirectional they have large differences in electronegativity they have small differences in electronegativity they have ions that produce an electrostatic pull