When $2.76$ g of silver carbonate is strongly heated, it yields a residue weighing:

2.16

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2.48

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2.32

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2.64

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Solution

The correct option is A $2.16$ g
The reaction is as follows:
$A g_{2} C O_{3} \to 2 A g + C O_{2} + \frac{1}{2} O_{2}$
$276$ g $A g_{2} C O_{3}$ gives $2 \times 108 = 216$ g residue.
$∴ 2.76$ g $A g_{2} C O_{3}$ gives $2.16$ g residue (silver).

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Similar questions

2.76g of silver carbonate (at mass of Ag = 108) on being heated strongly yields a residue

2.76 g

A g = 108 g/mol

A g_{2} C O_{3} Δ - \to 2 A g + C O_{2} + \frac{1}{2} O_{2}

2.76 g

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