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## A solution of sodium sulfate contains $92 \text {g of } \mathrm{Na}^{+}$ ions per kilogram of water. The molality of $\mathrm{Na}^{+}$ ions in that solution in mol  $kg^{-1}$ is :(a) 16(b) 8(c) 4(d) 12

Updated Thu, 16 May 2019 11:37 am