Physics, 20.11.2019 21:31 sassy11111515
You pour 170 g hot coffee at 78.7°c and some cold cream at 7.50°c to a 115-g cup that is initially at a temperature of 22.0°c. the cup, coffee, and cream reach an equilibrium temperature of 57.0°c. the material of the cup has a specific heat of 0.2604 kcal/(kg · °c) and the specific heat of both the coffee and cream is 1.00 kcal/(kg · c). if no heat is lost to the surroundings or gained from the surroundings, how much cream did you add?
Answers: 2
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J. j. thomson’s experiment disproved the theory that an atom
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Listed below are the measured radiation absorption rates (in w/kg) corresponding to 11 cell phones. use the given data to construct a boxplot and identify the 5-number summary. 1.16 0.85 0.69 0.75 0.95 0.93 1.18 1.17 1.42 0.54 0.57 the 5-number summary is nothing, nothing, nothing, nothing, and nothing, all in w/kg. (use ascending order. type integers or decimals. do not round.)
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You pour 170 g hot coffee at 78.7°c and some cold cream at 7.50°c to a 115-g cup that is initially a...
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