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The concentration of a solution obtained by dissolving 0.53g of pure anhydrous N...


Question

The concentration of a solution obtained by dissolving 0.53g of pure anhydrous Na\(_2\)CO\(_3\) in water to make 250 cm\(^3\) of solution is

Options

A) 2.0 \(\times\) 10-5 moldm\(^{-3}\)

B) 2.1 g dm\(^{-3}\)

C) 2.0 \(\times\) 10-2 moldm\(^{-3}\)

D) 5.0 \(\times\) 10-3 moldm\(^{-3}\)


The correct answer is C.


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