Water has a specific heat of 4.2 k J k g ∘ C . A stockpot filled with 3.5 kg of water is placed on an electric stovetop with a power output of 1.5 kW, which raises the water’s temperature from 20°C to its boiling point (100°C). To the nearest minute, how long after placing it on the stovetop does it take for the pot of water to start boiling?
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