Describe a change observed - a beam of light is passed through a solution of NaCl
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i) When a beam of light is passed through a colloidal sol. (ii) An electrolyte, NaCl is added to hydrated ferric oxide sol. ... (i) When a beam of light is passed through a colloidal solution, then scattering of light is observed. This is known as the Tyndall effect.
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(i) When a beam of light is passed through a colloidal sol. (ii) An electrolyte, NaCl is added to hydrated ferric oxide sol. (i) When a beam of light is passed through a colloidal solution, then scattering of light is observed. This is known as the Tyndall effect.
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