Chemistry, 18.09.2019 22:30 martintrhernandez
Which of the following is incorrect? a. niels bohr developed a quantum model for the hydrogen atom. b. the lowest possible energy state of a molecule or atom is called its ground state. c. all matter displays both particle and wavelike characteristics. d. the emission spectrum of hydrogen contains a continuum of colors. e. diffraction produces both constructive and destructive interference.
Answers: 1
Chemistry, 21.06.2019 23:20
Harvey kept a balloon with a volume of 348 milliliters at 25.0˚c inside a freezer for a night. when he took it out, its new volume was 322 milliliters, but its pressure was the same. if the final temperature of the balloon is the same as the freezer’s, what is the temperature of the freezer? the temperature of the freezer is kelvins.
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What must happen before a body cell can begin mitotic cell division
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Select each correct answer. more than one answer may be correct. which of the following is a characteristic of unicellular organisms? they can possess tissues and organs. all of their functions are performed by a single cell. they are usually microscopic. each of their cells is specialized to perform a specific function.
Answers: 1
Chemistry, 22.06.2019 07:00
At 450 mm hg a gas has a volume of 760 l, what is its volume at standard pressure
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Which of the following is incorrect? a. niels bohr developed a quantum model for the hydrogen atom....
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