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By Magdalena Wajrak, Tim Harrison.

Online text: www.ecu.edu.au/__data/assets/pdf_file/0003/910443/Chemical_Demonstration_Booklet_Interactive_Final_14.2.21.pdf

The cover credits Magdalena Wajrak and Tim Harrison as preparers and prints 2021. Edith Cowan University hosts the booklet; the two preparer credits apply to the whole booklet.

Cited passages: Chemical Demonstrations Booklet (2021), demonstration 16, printed p. 32, “Equipment”, “Preparation”, “Observations” and Figures 1–3; p. 33, Figure 4; Demonstration 16, printed pp. 32–33: zinc-sulfate comparison and zinc/copper-sulfate equation.

The cover of the 2021 Chemical Demonstrations Booklet credits Magdalena Wajrak and Tim Harrison as its preparers.

The cover of the 2021 Chemical Demonstrations Booklet credits Tim Harrison and Magdalena Wajrak as its preparers.