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How To Use/Not Use Bleach And Other Household Cleaning Agents

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Bleach is the common name for a solution of 2.5% sodium hypochlorite in water. It’s also called chlorine bleach or liquid bleach, and another type of bleach is oxygen-based or peroxide bleach. While you may know bleach is used to disinfect and remove stains, there is more to know about this everyday chemical to use […]

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Classwork Series and Exercises {Chemistry – SS2}: Hydrogen

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Week 5 Topic: Hydrogen Introduction Hydrogen was first isolated and shown to be a discrete element by Henry Cavendish in 1766.  Before that, Robert Boyle and Paracelsus both used reactions of iron and acids to produce hydrogen gas.  Antoine Lavoisier gave hydrogen its name because it produced water when ignited in air.  Hydrogen comes from

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