We are doing the rusting of steel wool with vinegar experiment with our Year 8 students.
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Storage and disposal of deliquescent chemicals - Zinc Nitrate: Hi, My bottle of zinc nitrate has liquid in it and the bottle has expanded. It does not look right.
Publication Date: 18 March 2016
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Calcium oxide disposal: Hi. Can anyone tell me how to dispose of some very old calcium oxide. The container is all swollen and the date on the bottle is Dec 1988.
Publication Date: 11 March 2016
1
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Litmus Paper: The Litmus paper in our lab is many years old, but has been kept dry in a dark drawer.
Publication Date: 10 March 2016
1
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Disposal of old equipment: We have cupboards full of old school science laboratory equipment including: balances, models, etc. Most of the equipment hasn't been touched in over 10 years.
Publication Date: 09 March 2016
1
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Bunsen Burners: What are the gas tubing and other connection specifications, including ma
Publication Date: 02 March 2016
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Storage of nitrates: Hi, I'm upgrading the storage of my chemicals. Is it okay to store nitrates in clear glass bottles?
Publication Date: 01 March 2016
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PVA Slime: There was a directive that came out from Education Queensland to all HODs in 2004/2005 regarding students not being permitted to take any slime made at school home.
Publication Date: 25 February 2016
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Bonding and conductivity: Our Year 11s had an electrical conductivity practical demonstrated to them, and the molten silver nitrate did not register a charge on the ammeter.
Publication Date: 22 February 2016
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Van de Graaff generator and electronic medical devices: The Science ASSIST Standard Operating Procedure for demonstrating the Van de Graaff generator has in its safety notes to ensure that anyone w
Publication Date: 17 February 2016
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