When 10g of 90% pure limestone is heated, the volume of `CO_(2)` (in litre) liberated at STP is:

Question

When 10g of 90% pure limestone is heated, the volume of `CO_(2)` (in litre) liberated at STP is:

When 10g of 90% pure limestone is heated, the volume of `CO_(2)` (in litre) liberated at STP is:
A. 22.4litre
B. 2.24litre
C. 20.16litre
D. 2.016litre

Monjur Alahi

4 views

2025-01-04 04:42

1 Answers

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Salim Ahmed Kawsar · Accepted Answer · 2023-02-05T15:29:48+06:00

Salim Ahmed Kawsar

Correct Answer - D
`"Mass of "CaCO_(3) "in the sample "=10xx(90)/(100)=9g`
`underset(100g)underset(1"mol")(CaCO_(3)(s)) to CaO(s)+underset(22.4L)underset(1"mol")(C_(2)(g))`
`"9gm "CaCO_(3) "will give" ((22.4)/(100)xx9)"litre of "CO_(2), i.e. 2.016"litre of"CO_(2)`

4 views Answered 2023-02-05 15:29