A nickel-plating bath operates at with an efficiency of

CHEMISTRY · Single correct · AP · Chemistry · Thermodynamics and Electrochemistry · Thermodynamics and Electrochemistry

Problem

A nickel-plating bath operates at

3.00\,\text{A}

with an efficiency of

85\%

. How long, in minutes, must the current be applied to deposit

1.50\,\text{g}

of nickel metal from

\text{Ni}^{2+}

ions? (Atomic mass of Ni

= 58.7\,\text{g mol}^{-1}

) (a)

27\,\text{min}

(b)

16\,\text{min}

(c)

32\,\text{min}

(d)

23\,\text{min}