El oro es un metal que resistente a la corrosion, por esta razon razon se emplea en joyeria y su pureza mide por lo quilates que contiene, el oro puro tiene 24 quilates, si una pulsera de oro de 18 quilates pesa 40g y tiene un precio comercial de 2817.70, ¿cuanto vale 1 mol de oro puro?
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El oro es un metal que resistente a la corrosion, por esta razon razon se emplea en joyeria y su pur...
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