An electrical heating coil is immersed in 40kg of water at
An electrical heating coil is immersed in 4.0kg of water at 21 degrees C. The coil, which has a resistance of 250 , warms the water to 34 degrees C in 17min. What is the potential difference at which the coil operates?
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an electrical heating coil is immersed in 40kg of water at 21 degrees c the coil which has a resistance of 250 warms
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in an experiment that was measuring absorbance at 590nm i placed a barley water extract and starch in a spectrometer
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Write a letter to the editor on land pollution that threatens the health of individuals living in Guyana, and clearly define the problem.
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