Aline spectrum is produced when an electron moves from one energy level is called

c because the action was the roller coaster reaches bottom of hill (action) reaction would be blood tends to drain away from head

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answer: a. same unit

explanation:

= initial pressure

= final pressure = 2

= initial volume

= final volume = /4

= initial temperature = 20 c = 20 + 273 = 293 k

= final temperature = ?

using the equation

answerdmitry mendeleyev made a workable classification of the elements