Over a period of time, the concentration of sulfuric acid in the lead storage battery of an automobile has decreased from 38.0 percent by mass (density = 1.29 g/mL) to 26.0 percent by mass (1.19 g/mL). Assume the volume of the acid remains constant at 709 mL. (a) Calculate the total charge in coulombs supplied by the battery. x 10 с Enter your answer in scientific notation. (b) How long (in hours) will it take to recharge the battery back to the original sulfuric acid using a current of 23.4 A? h

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Be sure to answer all parts.
Over a period of time, the concentration of sulfuric acid in the lead storage battery of an automobile
has decreased from 38.0 percent by mass (density = 1.29 g/mL) to 26.0 percent by mass (1.19 g/mL).
Assume the volume of the acid remains constant at 709 mL.
(a) Calculate the total charge in coulombs supplied by the battery.
x 10 с
Enter your answer in scientific notation.
(b) How long (in hours) will it take to recharge the battery back to the original sulfuric acid using a
current of 23.4 A?
h
Transcribed Image Text:Be sure to answer all parts. Over a period of time, the concentration of sulfuric acid in the lead storage battery of an automobile has decreased from 38.0 percent by mass (density = 1.29 g/mL) to 26.0 percent by mass (1.19 g/mL). Assume the volume of the acid remains constant at 709 mL. (a) Calculate the total charge in coulombs supplied by the battery. x 10 с Enter your answer in scientific notation. (b) How long (in hours) will it take to recharge the battery back to the original sulfuric acid using a current of 23.4 A? h
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