Physics, 16.11.2019 06:31 lillierudloff2558
Which statements belong to dalton’s atomic theory? select all that apply.
atoms have a massive, positively charged center.
atoms cannot be created or destroyed.
atoms cannot be broken down into smaller pieces.
all atoms of an element are identical.
chemical reactions cause atoms to be rearranged.
electrons are located in energy levels outside of the nucleus
Answers: 3
Physics, 22.06.2019 01:30
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Physics, 22.06.2019 07:30
30 points - when can a theory be modified if a new type of technology allows for new observations that raise new questions? a. immediately, while the questions about the theory are being asked b. after new hypotheses related to the theory are tested in experiments c. only after the new observations disprove all parts of the theory d. while scientists begin to think about how the theory could improve
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Physics, 22.06.2019 15:40
If two parallel light rays hit a mirror, they will not be parallel to each other after they reflect.
Answers: 1
Which statements belong to dalton’s atomic theory? select all that apply.
atoms have a...
atoms have a...