What current (in A) must be produced by a 12.0 V battery-operated bottle warmer in order to heat 70.0 g of glass, 200 g of baby formula, and 3.50 ✕ 102 g of aluminum from 20.0°C to 90.0°C in 4.70 min? (Assume the specific heats of glass, baby formula, and aluminum are 840 J/(kg · °C), 4,186 J/(kg · °C), and 900 J/(kg · °C), respectively.) What current (in A) must be produced by a 12.0 V battery-operated bottle warmer in order to heat 70.0 g of glass, 200 g of babyformula, and 3.50 x 102 g of aluminum from 20.0°C to 90.0°C in 4.70 min? (Assume the specific heats of glass, baby formula,and aluminum are 840 J/(kg - °C), 4,186 J/(kg - °C), and 900 J/(kg · °C), respectively.)AAdditional Materials|Reading

Mass of glass = 70 g Mass of baby formula = 200 gMass of aluminum = 350 g Initial temperature = 20oC…

Answered: What current (in A) must be produced by…

Physics for Scientists and Engineers: Foundations and Connections

1st Edition

ISBN:9781133939146

Author:Katz, Debora M.

Publisher:Katz, Debora M.

Chapter28: Current And Resistance

Section: Chapter Questions

Problem 61PQ

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What current (in A) must be produced by a 12.0 V battery-operated bottle warmer in order to heat 70.0 g of glass, 200 g of baby formula, and 3.50 ✕ 102 g of aluminum from 20.0°C to 90.0°C in 4.70 min? (Assume the specific heats of glass, baby formula, and aluminum are 840 J/(kg · °C), 4,186 J/(kg · °C), and 900 J/(kg · °C), respectively.)

What current (in A) must be produced by a 12.0 V battery-operated bottle warmer in order to heat 70.0 g of glass, 200 g of baby
formula, and 3.50 x 102 g of aluminum from 20.0°C to 90.0°C in 4.70 min? (Assume the specific heats of glass, baby formula,
and aluminum are 840 J/(kg - °C), 4,186 J/(kg - °C), and 900 J/(kg · °C), respectively.)
A
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