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a. Orange, weakly acidic
b. It was observed that the gas is flammable. Therefore it was Hydrogen gas.
c. It is shown that a salt of calcium, water and Carbon Dioxide is released
Explanation:
a. Since Ethanoic acid is a weak acid, it will be shown as orange in universal indicator
b. When a highly reactive metal reacts with Ethanoic acid, Its Salt 2(CH3COO)2Mg +H2 releases.
c. Calcium carbonate with Ethanoic acid releases CH3COOCa +H2O+CO2.
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