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Explain the action of dilute hydrochlori...

Explain the action of dilute hydrochloric acid on the following with chemical equation.
(a) Magnesium ribbon (b) Sodium hydroxide
(c ) Crushed egg shells

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The Mg ribbon is cleaned with sand paper to remove the impurities such as magnesium oxide formed due ti its reaction with oxygen. `MgO`, a stable compound, prevents or slow down the burning process of magnesium.
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ZEN PUBLICATION-CHEMICAL REACTIONS AND EQUATIONS-ZEN ADDITIONAL QUESTIONS SECTION (LONG - ANSWER [LA]TYPE QUESTIONS )
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