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Chemistry, 09.12.2020 08:00 NathalyN

Rosa preparo una disolución de agua salada mezclando 120 mg de agua con 5 mg de sal comun ¿ que concentración tiene la disolución que preparo ?

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Rosa preparo una disolución de agua salada mezclando 120 mg de agua con 5 mg de sal comun ¿ que conc...
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