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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the following transactions are for pickard construction companya the firm bought equipment for 64000 on creditb the
not all light wavelengths penetrate equally in water consequently plants that live relatively deep in the sea have
100 joules of heat energy are transferred to 20g of mercuryby how much does the temp increasehow much heat is needed to
the following is a list of steps in the accounting cyclea post to the ledgerb close the accountsc analyze transactionsd
an electrical heating coil is immersed in 40kg of water at 21 degrees c the coil which has a resistance of 250 warms
if you are given a 025 g piece of sodium metal to react with water how many moles of hcl would it take to neutralize
25g of copper pellets are removed from a 300 degrees c oven and immediately dropped into 90 ml of water at 25 degress c
jennifer brent corporation owns equipment that cost 72000 and has a useful life of 8 years with no salvage value on
in an experiment that was measuring absorbance at 590nm i placed a barley water extract and starch in a spectrometer
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