Chemistry, 09.10.2019 20:40 marciekinser

No composto cah2, os atomos de calcio estao sob a forma de ions cá+2. o átomo de hidrogênio está sobre forma de íons?

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No composto cah2, os atomos de calcio estao sob a forma de ions cá+2. o átomo de hidrogênio está sob...

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