Answer: Fluorine and chlorine are gases. Bromine is one of only two liquid elements, and iodine is a solid.
I think the correct answer would be because copper has a lower activity than hydrogen and cannot replace the bonds in it. Substances that are not oxidizing do not react with copper since the redox potentials are very low. Hope this answers the question.
1.75 moles or 1.8 moles if you’re rounding in terms of sig figs
Answer:
C
Explanation:
As the temperature increases, the kinetic energy of the molecules increases.
