lindseycagle00
13.07.2019 •
Chemistry
1. why does the atomic model keep changing? people discovered that atoms are made up of even smaller particles. then the models change because of how we think atoms are composed
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Ответ:
Ответ:
the only liquid elements at standard temperature and pressure are bromine (br) and mercury (hg). although, elements caesium (cs), rubidium (rb), francium (fr) and gallium (ga) become liquid at or just above room temperature.
explanation: