Chemistry, 30.04.2021 07:50 ineedhelp2285
What is the mass of an iron piece that cools from 57.8 °C to 26.4°C while releasing 7160.2 J of heat? The specific heat capacity of iron is 0.444 J/gºC.
Answers: 3
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A100-watt light bulb radiates energy at a rate of 100 j/s. (the watt, a unit of power or energy over time, is defined as 1 j/s.) if all of the light emitted has a wavelength of 525 nm , how many photons are emitted per second?
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Chemistry, 22.06.2019 09:30
Mike and mitchell decide to have a foot race. they mark off a stretch of 100 yards, and recruit cindy to work the stopwatch. after running the race and looking at the results, cindy declared that mitchell was the fastest. so how did the boys times compare?
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Imagine that twenty i.u.’s of enzyme z were catalyzing the above reaction for one minute, under vmaxconditions, in a 3.00 ml assay volume. the assay is buffered with 20 mm phosphate buffer, ph 7.60. what will the ph be at the end of that one minute?
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Avariable that is not being directly tested during an experiment should be
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What is the mass of an iron piece that cools from 57.8 °C to 26.4°C while releasing
7160.2 J of he...
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