CH-861

Concentration

Chemistry · Secondary 3 · Hard · Concentration

A solution contains 0.50 mol of sodium chloride dissolved in 250 cm

^3

of water. What is the concentration of the solution in mol dm

^{-3}

?

A) 0.25 mol dm

^{-3}

B) 0.50 mol dm

^{-3}

C) 1.0 mol dm

^{-3}

D) 2.0 mol dm

^{-3}

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