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Explain why excited atoms only emit certain frequencies of radiation after an electron collides with the atom

  1. Radiation is emitted via photons2) Photon energy is governed by the equation E = hc/wavelength, where h = the Planck constant and c = the speed of light. Both h and c are constants3) Electrons have ...
MH
Answered by Michael H. Physics tutor
5294 Views

What does it mean that the UK has a common law legal system, and how is this different to a civil law one?

A common law system of laws, as used in the UK, predominantly develops through decisions made by judges in courts in the UK. This creates a body of binding laws based on precedent, whereby lower courts ar...

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Answered by Eve F. Law tutor
1597 Views

How would I answer a question on love/music in this unseen passage from The Mill on the Floss?

Great question. I've had a look over the passage and decided to focus on the extract below to give you an idea of how I'd go about approaching a close analysis. I think the key here is to 1) underline any...

ES
2682 Views

Describe the structure of the human gas exchange system and explain how we breath in and out.

The human gas exchange system includes the trachea, the bronchioles and the alveoli. During inhalation (breathing in) the diaphragm contracts and the external intercostal muscles contract. This increases ...

HI
Answered by Hajira I. Biology tutor
21627 Views

Compare attitudes to suffering in poems from Plath’s Ariel.

Throughout Sylvia Plath’s poetry, various attitudes to suffering are presented. Most of her poetry encompasses a strong urge to escape the suffering unavoidably present in life by dying, however some aspe...

EW
6014 Views

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