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PLZ HELP!!!

Calculate the molality of a solution containing 200. g of NaCl dissolved in 750. g of water. The molar mass of NaCl is 58.44 g/mol.


A. 0.0046 m

B. 2.56 m

C. 4.56 m

D. 16.7 m

Respuesta :

brandonpuar

Convert to grams to moles, convert g of water to litres, divide moles by litres = M

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