Which of the following describes a heterogeneous mixture?
a
carbon monoxide, a toxic gas with the chemical formula co

b
simple syrup, a substance that has two parts sugar to every one part of water throughout

c
beach sand, a substance that can contain rocks, shells, metals and other substances distributed unevenly throughout

d
sulfur, a substance with atomic number 16 and the symbol s on the periodic table.

answer:

b

simple syrup, a substance that has two parts sugar to every one part of water throughout

explanation:

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.