William Gossage, a chemical manufacturer and founder of the Gossage soap company, patented the process for adding sodium silicate (Na2SiO3) to soap. Sodium silicate acts as a mild abrasive, a pH buffer and reduces the hardness of water.
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Use this lesson plan, presentation and student worksheet to recap collision theory, before going on to introduce the Maxwell–Boltzmann distribution.
Identify learning gaps and misconceptions with this set of worksheets offering three levels of support
Identify learning gaps and misconceptions with this set of worksheets offering three levels of support
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