Estimate the number of H+(aq) ions in a single drop of: water; 1.0 mol dm-3 HCl; 1.0 mol dm-3 NaOH.
Harsh and Michael describe their vital work keeping the region’s water and sewage systems safe and operational at all times
Use these strategies to help students grasp and remember abstract concepts
Learn how to make fizzing bath bombs using ingredients from your kitchen cupboards.
2020-04-27T10:24:00ZFive out of five
Understand the structure of the virus behind the Covid-19 pandemic
Let students practise algebra in a chemistry context
Challenge the misconception that metals and non-metals are completely opposite in their properties with this activity
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