¿Qué cantidad de solvente se necesita para preparar 180g de una solución al 15% en m/m
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% m/m = masa soluto x 100
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masa solución
masa soluto = % m/m x masa solución
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100
masa soluto = 15 g/g x 180 g
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100
masa soluto = 27 g
solucion = soluto + solvente
solvente = solucion - soluto
solvente = 180 g - 27 g
solvente = 153 g
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masa solución
masa soluto = % m/m x masa solución
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100
masa soluto = 15 g/g x 180 g
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100
masa soluto = 27 g
solucion = soluto + solvente
solvente = solucion - soluto
solvente = 180 g - 27 g
solvente = 153 g
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