a student kept a notebook during an investigation. which recorded observation was most likely a physical change?

your answer is c

hope i ! ; )

we need the questions , i may then you.

b.

the accuracy of the data.

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.