13.72 A metallurgist wants to gold-plate a thin sheet with the following dimensions: 1.5 in x 8.5 in x 0.0012 in. The gold plating must be 0.0020 in thick. (a) How many grams of gold (d = 19.3 g/cm³) required? (b) How long will it take to plate the sheet from AUCN using a current of 7.00 A? (Assume 100% efficiency.)
13.72 A metallurgist wants to gold-plate a thin sheet with the following dimensions: 1.5 in x 8.5 in x 0.0012 in. The gold plating must be 0.0020 in thick. (a) How many grams of gold (d = 19.3 g/cm³) required? (b) How long will it take to plate the sheet from AUCN using a current of 7.00 A? (Assume 100% efficiency.)
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13.72 Round your answers to 6 decimal places
![13.72 A metallurgist wants to gold-plate a thin sheet with the
following dimensions: 1.5 in x 8.5 in x 0.0012 in. The
gold plating must be 0.0020 in thick.
(a) How many grams of gold (d = 19.3 g/cm')
required?
(b) How long will it take to plate the sheet from AUCN
using a current of 7.00 A? (Assume 100% efficiency.)](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F77c42673-7a75-4451-85c6-94325e6fb6a3%2F9c680047-cb43-4024-a1c7-16438086bc77%2Fn9dwrdk_processed.jpeg&w=3840&q=75)
Transcribed Image Text:13.72 A metallurgist wants to gold-plate a thin sheet with the
following dimensions: 1.5 in x 8.5 in x 0.0012 in. The
gold plating must be 0.0020 in thick.
(a) How many grams of gold (d = 19.3 g/cm')
required?
(b) How long will it take to plate the sheet from AUCN
using a current of 7.00 A? (Assume 100% efficiency.)
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