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<div class="surlignable"> <div class="texte"> <p>Al pasar una corriente eléctrica por una disolución acuosa de nitrato de cobalto (II) se desprende oxígeno en el ánodo y se deposita cobalto en el cátodo. Calcula:</p> <ol> <li>La intensidad de la corriente, en amperios, que se necesita para depositar #mco g de Co de una disolución acuosa de Co(NO<sub>3</sub>)<sub>2</sub> en #t minutos.</li> <li>El volumen de oxígeno gaseoso, en litros, medido en condiciones normales, que se desprende en el ánodo.</li> </ol> <p>Datos: F = 96500 C. Masas atómicas: N = 14; O = 16; Co = 59</p> </div> </div> <p> </p>
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66.66667%
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33.33333%
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16.66667%
14.28571%
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11.11111%
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5%
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83.33333%
80%
75%
70%
66.66667%
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33.33333%
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25%
20%
16.66667%
14.28571%
12.5%
11.11111%
10%
5%
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Monday, 6 August 2018, 3:27 PM
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