1) Name THREE personalities' (philosophers and/or scientists) who conceived ideas about atoms. (2) List TWO discoveries which led to inventions that helped later scientists to see atoms.
(3) Mention ONE thing that amazes you about how we 'see' atoms.

7is b8 is d9 is c10 is a11 is d

Answerchemical energy;

The answer this would be radiative zone

3-isopentane; 3-methylbutane, and 1,2-methylpropane do not meet iupac rules, so they are wrong names.the only valid name onthe list is 2-methylbutane, which is the same isopentane.this is its formula:                   ch2                    |ch3 - ch - ch2 - ch3answer: 2-methylbutane