Which pairing below does not correctly match the scientist with the contribution to the understanding of the atom? a. proust and the realization that the elements of compounds are found in certain proportions by mass b. rutherford and the understanding that the atom has a small, dense nucleus with a positive charge c. thomson and the law of definite proportions d. dalton and the initial proposal of the atomic theory of matter
Answers: 3
Chemistry, 22.06.2019 07:30
What is i fracture in the crust called when land move up, down or sideways
Answers: 2
Chemistry, 22.06.2019 10:00
Which sentence about particles in matter is true? a. atoms are present in solids and liquids but not in gases. b. the particles of matter are in constant motion. c. the same kinds of atoms are found in different elements. d. when a solid changes to a liquid, the sizes of the particles change.
Answers: 1
Chemistry, 23.06.2019 06:30
How can the number of core electrons be determined from the periodic table
Answers: 1
Chemistry, 23.06.2019 06:30
Generally, observed behavior that can be formulated into a statement, sometimes mathematical in nature, is called a(n): a. observation. b. measurement. c. theory. d. natural law. e. experiment.
Answers: 2
Which pairing below does not correctly match the scientist with the contribution to the understandin...
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