When treated with a nucleophile, an alkyl halide will undergo a substitution reaction in which the nucleophile replaces the halogen. In this reaction, the halogen functions as a(n)

Which of these features are formed when hot groundwater is forced out through cracks in the earth's surface?

Find the mass, in grams, of 5.00*10^23 molecules of f2

The image compares the arrangement of electrons in two different neutral atoms. a figure labeled atom q has a shaded sphere at the center of three concentric circles. the innermost circle has two black spheres. the middle circle has six black spheres. to the left of this figure is another figure labeled atom p. atom p has a shaded sphere at the center of three concentric circles. the innermost circle has two black spheres. the middle circle has seven black spheres. which of the following best explains the position of the two atoms in the periodic table?