Chemistry in Context| Essential Ideas| Chemistry| Openstax| Problem 4

Identify each of the underlined items as a part of either the macroscopic domain, the microscopic domain, or the symbolic domain of chemistry. For any in the symbolic domain, indicate whether they are symbols for a macroscopic or a microscopic feature.
(a) The mass of a lead pipe is 14 lb.
(b) The mass of a certain chlorine atom is 35 amu.
(c) A bottle with a label that reads Al contains aluminum metal.
(d) Al is the symbol for an aluminum atom.


Part a


Part b


Part c

Symbolic – Macroscopic

Part d

Symbolic – Microscopic



Do you need help with your studies? is here to help you succeed in your academic endeavors. We offer online tutoring, homework help. project assistance, lab report writing, and online course help. Send an email to