Chemistry, 26.07.2019 13:30 Greenrune113
When 0.514 g of biphenyl (c12h10) undergoes combustion in a bomb calorimeter, the temperature rises from 25.8 oc to 29.4 oc. find î´erxn for the combustion of biphenyl in kj/mol of biphenyl. the heat capacity of the bomb calorimeter, determined in a separate experiment is 5.86 kj/oc?
Answers: 1
Chemistry, 21.06.2019 22:00
During chemistry class, carl performed several lab tests on two white solids. the results of three tests are seen in the data table. based on this data, carl has concluded that substance b must have bonds.
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Chemistry, 22.06.2019 12:30
Nebulae are enormous clouds in outer space. they are made mostly of hydrogen gas, helium gas, and dust. some nebulae glow brightly, while others do not. the stars that people see are huge, bright balls of glowing gas. they are made mostly of hydrogen and helium. which statement correctly describes other ways in which nebulae and stars are different? a. stars can form inside a nebula but a nebula can never be produced by any star. b. a star always has a higher density than a nebula. c. stars can never form inside a nebula but a nebula can be produced by any star. d. a nebula always has a higher density than a star.
Answers: 3
Chemistry, 22.06.2019 21:30
What is happening when the water inside a kettle heats up and begins to boil
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When 0.514 g of biphenyl (c12h10) undergoes combustion in a bomb calorimeter, the temperature rises...
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