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JEE MAIN 2024
31-01-2024 S2
Question
A sample of $\mathrm{CaCO}_3$ and $\mathrm{MgCO}_3$ weighed 2.21 g is ignited to constant weight of 1.152 g . The composition of mixture is: (Given molar mass in gmol $^{-1} \mathrm{CaCO}_3: 100, \mathrm{MgCO}_3: 84$ )
Select the correct option:
A
$1.187 \mathrm{gCaCO}_3+1.023 \mathrm{gMgCO}_3$
B
$1.023 \mathrm{gCaCO}_3+1.023 \mathrm{gMgCO}_3$
C
$1.187 \mathrm{gCaCO}_3+1.187 \mathrm{gMgCO}_3$
D
$1.023 \mathrm{gCaCO}_3+1.187 \mathrm{gMgCO}_3$
✓ Correct! Well done.
✗ Incorrect. Try again or view the solution.
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