Mothballs are composed primarily of the hydrocarbon naphthalene (C10H8)(C10H8). When 1.025 gg of naphthalene is burned in a bomb calorimeter, the temperature rises from 24.25 ∘C∘C to 32.33 ∘C Find ΔErxn for the combustion of naphthalene. The heat capacity of the calorimeter, determined in separate experiment, is 5.11kJ/∘C .
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Chemistry, 21.06.2019 20:30, AvreeanaS1379
The first element on the periodic table of elements is carbon. a. true b. false
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Chemistry, 21.06.2019 23:30, CaleWort92
Which of the following statements concerning the influence of culture on ethnic identity formation is accurate? a. one will reject ethnic identity if cultural stereotypes are encountered. b. if one’s ethnic city is different from the dominant cultural group, then one’s ethnic identity you will become weekend. c. if an the ethnic group is excepted by dominant culture, then ethnic identity formation can be a difficult process. d. similarity to the dominant culture can determine how easy it is for one to except ethnic differences.
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Chemistry, 22.06.2019 13:00, jaylanmahone223
6. using 3 – 4 sentences explain (in your own words) why water expands when it freezes? 7. using your knowledge of colligative properties explain whether sodium chloride or calcium chloride would be a more effective substance to melt the ice on a slick sidewalk. use 3 – 4 sentences in your explanation.
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Mothballs are composed primarily of the hydrocarbon naphthalene (C10H8)(C10H8). When 1.025 gg of nap...
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