Which of these statements are true? Select all that apply. The AHp for Br2(l) is 0 kJ/mol.
The AHş for He() is 0 kJ/mol.
The AHf for Hg(l) is 0 kJ/mol.
The AHF for Cl2(g) is 0 kJ/mol.
The AHF for N2(l) is 0 kJ/mol.

Read these sentences from the text. near the equator, the tropics receive the most rain on a consistent basis. as a result, the fresh water falling into the ocean decrease the salinity of the surface water in that region. [. .] . . as the salt content of sea water increases, so does its density. what can you infer about how rain affects the density of surface water near the equator?

What happens when an atom of sulfur combines with two atoms of chlorine to produce sci2? a. each chlorine atom shares a pair of electrons with the sulfur atom. b. an electron is transferred from each chlorine atom to the sulfur atom. c. an electron is transferred from the sulfur atom to each chlorine atom. d. each chlorine atom shares all its valence electrons with the sulfur atom.

How many atoms or molecules are there in a mole of a substance?