Assume Lake Erie contains 4.80 ✕ 1011 m3 of water, and assume the water's density is that of water at 20°C and 1 atm. (a) How much energy (in J) is required to raise the temperature of that volume of water from 15.8°C to 23.4°C?  ?J (b) How many years would it take to supply this amount of energy by using a power of 1,400 MW generated by an electric power plant?  ?yr

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