To demonstrate that a chemical reaction is permanent and irreversible. The ribbon when heated over a burner or spirit lamp burns with a dazzling light and produces dense white fumes, which upon cooling forms a new substance called magnesium oxide whose properties are different from the original magnesium ribbon. Weight per roll 25g.
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Rajendra Gautam (Hospital Equipment Mfg. Co.)
D-313, Sector 63, Noida, U.P. 201301, Uttar Pradesh, India
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