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A cup of coffee (120 g) cools from 75˚C down to comfortable room temperature 22.˚C. How much energy does it release to the surroundings?
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Anurse used a 0.02-mg/l solution of disinfection to clean a patients wound. what is the concentration of the solution expressed as a percentage?
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A cup of coffee (120 g) cools from 75˚C down to comfortable room temperature 22.˚C. How much energy...
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