If the container was not empty when Jessie added the chlorine gas, then what could have been inside it Below is an image showing the reaction inside the container, There is also a table that lists some of the substances that Dr. Yung keeps in her lab . The group of atoms that repeat to form each substance, as well as some of the properties of each substance, are included in the table.

where are the choice options?

1. a)c-14 has two more protons

2. d)they have different numbers of protons, neutrons, and valence electrons; they are all gases at room temperature.

3. c) iron and nickel.

alchemy hadn't scientific methods of study, appeal to mysticism and fantasy, the knowledge of chemistry and physics were modest at that time.

alchemy was - but as new rules were discovered it either changed into chemistry or it became "unscientific".