ALLGOOD, ASHTON. "PBS Chemistry Chapter 02, Lesson 01 - Physical and Chemical Properties and Changes". OER Commons. Institute for the Study of Knowledge Management in Education, 01 Dec. 2019. Web. 28 Nov. 2024. <https://goopennc.oercommons.org/authoring/2760-pbs-chemistry-chapter-02-lesson-01-physical-and-ch>.
ALLGOOD, A. (2019, December 01). PBS Chemistry Chapter 02, Lesson 01 - Physical and Chemical Properties and Changes. OER Commons. Retrieved November 28, 2024, from https://goopennc.oercommons.org/authoring/2760-pbs-chemistry-chapter-02-lesson-01-physical-and-ch.