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qshowQuestions.php - PS100 Questions from Chapter 14...

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PS100 Questions from Chapter 14 Comprehension true/false The electron has no mass. true false The red photons found in the emission spectrum of atomic hydrogen are less energetic than the purple photons. true false The rare, backward reflection of alpha particles convinced Rutherford that the atom consisted of a dense, positively-charged nucleus. true false In gas discharge tube experiments, positive fragments from different types of atoms are similar to one another. true false To explain the continuous spectrum of hot objects, Planck proposed that light could only be absorbed or emitted in discrete amounts. true false Bohr failed to explain why an accelerated electron does not radiate energy. true false Rutherford fully expected alpha particles to bounce off of the gold foil.
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true false The nucleus of an atom occupies more than half of the atom's volume. true
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qshowQuestions.php - PS100 Questions from Chapter 14...

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