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Safe concentration of HCl for Year 8 students to use?: A year 8 textbook has an activity which includes an example for a colour change (blue litmus paper with HCl added to it).

0
Publication Date: 09 August 2017
Australian Curriculum:
  • Year 8 > Science Understanding > Chemical Sciences > Chemical change involves substances reacting to form new substances > ACSSU225
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Risk assessment (thiosulfate): Do you have a RA for the reaction of 0.1M sodium thiosulfate with 2M hydrochloric acid, especially the cleaning up and disposal.

5
Publication Date: 30 July 2015
1 Responses

Sulfur disposal: Could you please advise on the procedure for disposing of sulfur, specifically sulfur mixed with iron filings and HCl.

0
Publication Date: 18 March 2015
1 Responses