Chemistry, 27.09.2019 15:30 jameslinimk

Which discovery did j. j. thomson make that improved upon dalton's atomic theory?
o atoms contain tiny, negatively charged electrons.
o atoms are always in motion.
atoms contain a tiny, positively charged nucleus.
atoms that combine do so in simple whole-number ratios.

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Which discovery did j. j. thomson make that improved upon dalton's atomic theory?
o atoms con...

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