Descripción
Hard water refers to the presence of dissolved ions, mainly of calcium Ca2+ and magnesium Mg2+ which are acquired through contact with rocks such as limestone and dolomite which contain calcium and magnesium.The research aspect of this science fair project is to use a conductivity device to determine which actions will reduce the ionic concentration of hard water better, the addition of washing soda or rain water.
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Autores
Autor Michael Calhoun
Categorias Ficha para imprimir, Experimento/Práctica, Química, 12-14 años, 10-12 años, Science Fair - Education, Inglés add
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Data de publicação 27 / 08 / 2020
Licença Respeita a licença original do recurso.
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Which Addition to Hard Water would Reduce its Conductivity, Washing Soda or Rain Water?
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