Physics, 17.10.2019 15:20 mokunola16
The four lines observed in the visible emission spectrum of hydrogen tell us that
a) only certains energies are allowed for the electron in a hydrogen atomb) there are four electrons in an excited hydrogen atomc) the hydrogen molecules they came from have the formula h₄d) we could observe more lines if we had a stronger prism
Answers: 1
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How much work would a child do while puling a 12-kg wagon a distance of 3m with a 22 n force directed 30 degrees with respect to the horizontal? (a) 82j (b) 52j (c) 109j (d) 95j
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Calculate the work done by an external agent during an isothermal compression of 1.00 mol of oxygen from a volume of 22.4 l at 10∘c and 1.0 atm pressure to 16.8l
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The four lines observed in the visible emission spectrum of hydrogen tell us that
a) only cert...
a) only cert...
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