Category Archives: Gr. 11-12 Chemistry

Compound Interest – submitted by Joanne O’Meara

by

0

This cool site uses easy to understand graphics to explore everyday chemistry and beyond. In particular, the site provides an great summary of the 2019 science-based Nobel prizes (Physics, Chemistry, Medicine/Physiology) that teachers might
find useful in their classrooms.

Source: Compound Interest

Thanks for suggesting this great idea Joanne!!!!!!!!!

Radon: A literature search for answers – submitted by Dave Gervais

by

0

The following article provides the results of a literature search of radon and its hazards of particular interest to high school science teachers.  The article was written by Dave Gervais, chair of STAO’s Safety Committee. Continue reading →

Dry Ice Crystal Ball Bubble – SICK Science | Experiments | Steve Spangler Science

by

0

It’s the world’s coolest crystal ball.

Create a soap film on the rim of a bucket and, with one other simple ingredient, you will have made the world’s coolest crystal ball.

Source: Dry Ice Crystal Ball Bubble – SICK Science | Experiments | Steve Spangler Science

Making Liquid Nitrogen From Scratch! – Veritasium

by

0

Making liquid nitrogen is hard – in fact up until 150 years ago scientists doubted whether it was even possible to liquefy nitrogen. In 1823, At the royal institution in London, Michael Faraday first produced liquid chlorine, kind of accidentally by putting it under high pressure. He similarly liquefied ammonia. Continue reading →

Cannabis use highest in Halifax, while Edmonton had highest use of meth, wastewater samples show | CBC News – submitted by Milan Sanader

by

0

Statistics Canada tested wastewater samples from five urban centres for illicit drugs and cannabis, and the results are a snapshot of what substances are more common in those Canadian cities.

Source: Cannabis use highest in Halifax, while Edmonton had highest use of meth, wastewater samples show | CBC News