cuantos gramos de carbonato de calcio (CaCO3) se requieren para preparar 800 gramos de solución al 15% por masa ?
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% m/m = masa soluto x 100
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masa solc.
masa soluto = %m/m x masa solc.
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100
masa soluto = 15 g/g x 800 g
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100
masa soluto = 120 g de CaCO3
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masa solc.
masa soluto = %m/m x masa solc.
````````````````````````````
100
masa soluto = 15 g/g x 800 g
````````````````````
100
masa soluto = 120 g de CaCO3
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