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Soldering and the use of tin and lead solder: Is it okay for students to do soldering using the tin/lead solder?

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Publication Date: 20 August 2019
1 Responses
Answered by an Expert

Disposal of potassium permanganate and glycerol reaction: How do I safely dispose of the products of the exothermic reaction between potassium permanganate and glycerol conducted in a mortar and pe

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Publication Date: 09 August 2019
1 Responses
Answered by an Expert

Whoosh bottle: Is using isopropanol as a fuel safer than using ethanol or methanol?

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Publication Date: 29 July 2019
1 Responses
Answered by an Expert

Precipitation reactions: I am looking for precipitate reactions that have the least impact on the environment but are also dramatic. Do you have any suggestions?

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Publication Date: 24 June 2019
1 Responses
Answered by an Expert

Microscale Chemistry: Can you provide some information on microscale chemistry please?

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Publication Date: 24 May 2019
1 Responses
Answered by an Expert

Biology Depth Studies: Can you suggest ideas for (NSW) Depth Studies in biology?

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Publication Date: 20 May 2019
1 Responses
Answered by an Expert

Acetone and polystyrene foam: Is it suitable and saf

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Publication Date: 02 May 2019
1 Responses
Answered by an Expert

Biodiesel: Do you have a method or advice that you can recommend for making biodiesel? I am concerned about the safety and waste disposal aspects.

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Publication Date: 17 April 2019
1 Responses
Answered by an Expert

Hydrogen peroxide storage: I have stored H2O2 in the fridge in the Chem Prep room for years but recently I have been part of discussions that say this should never be the case

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Publication Date: 09 April 2019
1 Responses
Answered by an Expert

Bacteria in yoghurt: Are yoghurt strains of bacteria suitable for use in schools? Are they safe to use in the biology practical “What causes Yogurtness”?

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Publication Date: 05 April 2019
1 Responses
Answered by an Expert

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