Which of the following is characteristic of exponential growth? slow steady growth fast at first then slows down fast growth at the same rate over time slow at first then rapidly increases

since electrons are negative the answer is neagtaive

gas

explanation:

smoke is the matter of a gas

each chemical family is represented as a group or column on the periodic table. based on chemical properties, there are 6 types of chemical families. group 1 represents alkali metals, group 2 represents alkaline earth metals, groups 3 to 12 represent transition metals, groups 13 to 16 represent non-metals and other metals, group 17 represents halogens and group 18 represents noble gases.