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| 1. |
If the density of some lake water is 1.25 g mL""^(-1)and contains 92 g of Na^+ ions per kg of water, calculate the molality of Na^+ions in the lake. |
| Answer» SOLUTION :Molalityof `Na^(+)` ionsin thelake `=( 92 //23 )/(1 )=4` | |