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Chemistry, 08.07.2021 05:00 mckennacwilliams
Qué concentración debe tener el alcohol que utilizamos para limpiar las superficies por el coronavirus? ¿Cómo lo prepararían si disponen de una botella de 200 ml de alcohol? ¿Cuánta agua deberían agregarle?
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Qué concentración debe tener el alcohol que utilizamos para limpiar las superficies por el coronavir...
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