Which will require more energy heating a 2.0 kg block of lead by 30 k or heating a 4.0 of block of copper my 5k? (s lead = 128 j kg -1 s copper = 387 j kg -1 k-1)
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Which will require more energy heating a 2.0 kg block of lead by 30 k or heating a 4.0 of block of copper my 5k? (s lead = 128 j kg -1 s copper = 387 j kg -1 k-1)
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