Question
What current must be produced by a 12.0-V battery-operated bottle warmer in order to heat 75.0 g of glass, 250 g of baby formula, and $3.00 \times 10^2 \textrm{ g}$ of aluminum from $20.0^\circ\textrm{C}$ to $90.0^\circ \textrm{C}$ in 5.00 min?

$26.8 \textrm{ A}$

Solution Video