Answer:
d liquid
Explanation:
Bromine occurs in the liquid state at room temperature.
Bromine is the only nonmetallic element that occurs in the liquid state at room temperature.
There are 1.73 moles in 178 grams of Na2SO4
Answer: The study of elements and their compounds and reactions with one another.
Explanation: ACTUAL DEFINITION (Chemistry is the scientific discipline involved with elements and compounds composed of atoms, molecules and ions: their composition, structure, properties, behavior and the changes they undergo during a reaction with other substances.)