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Which element’s atoms have the greatest average number of neutrons? germanium (ge) arsenic (as) selenium (se) bromine (br)
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Which of the following harmful chemicals are found in tobacco smoke? a. carbon monoxide b. carbon dioxide c. nicotine b. carbon dioxide d. both a and c
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Alfred pushes on a heavy box, but cannot move it. the box has a lot of inertia motion friction gravity
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Africtionless piston-cylinder contains 50 l of saturated liquid r-134a. the piston has a mass and an area resulting in an applied pressure of 500 kpa on the refrigerant. the refrigerant is now heated until its temperature rises to 70∘c. calculate the work (in kj) done during this process.
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Which element’s atoms have the greatest average number of neutrons? germanium (ge) arsenic (as) sel...
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