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What is the difference between the verbs 'ser' and 'estar'?

The portuguese verbs ' ser ' and ' estar ' both translate into the english verb 'to be'. However, the two are not interchangeable. ' Ser' is used in situation where you want to describe a permanent state, of...
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Answered by Moana K. • Portuguese tutor
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How do you distinguish masculine from feminine in Italian?

Usually, in Italian masculine nouns end with an "o" whereas feminine nouns end with an "a". For instance, a masculin noun would be "tavolo", which means table, and a feminine no...
CB
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Explain in general terms what happens to a molecule when it absorbs a photon: (i) in the UV-visible region of the electromagnetic spectrum; (ii) in the microwave region of the electromagnetic spectrum

(i) In general, when a molecule absorbs a UV-visible photon, an electron is promoted from one of the occupied molecular orbitals to an unoccupied molecular orbital at higher energy. (ii) In general, when a m...
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Answered by Steven C. • Chemistry tutor
5726 Views

The use of 'Lei'(you) instead of 'tu'(you)

In Italian, if you are speaking to a person you do not know very well or who is you "superior", say your professor at university or your supervisor at work or your boss, you should not address them...
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Answered by Giulia T. • Italian tutor
3420 Views

What are the main art periods from 13th century A.D. until the 15th century A.D.?

The main art periods during the Romanticism era were: the Nazarene Movement ( 1820-1840 A.D.), the Ancients ( 1820-1840 A.D),the Purismo (1820-1860 A.D.),the Dusseldorf School of Painting ( 1820-1860 A.D), H...
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