Chemistry, 11.01.2020 07:31 smarty5187
Knowledge of atomic structure has evolved over time. thomson discovered that atoms contain electrons, rutherford discovered that most of the mass of an atom is concentrated in its center, and bohr discovered that electrons orbit the nucleus.
taken together, what do these discoveries demonstrate?
a. the cumulative nature of science
b. the quantitative nature of science
c. the importance of thorough review of scientific papers
d. the importance of not publishing science until it is final
Answers: 2
Chemistry, 21.06.2019 14:00
Which of the following statements is true? question 4 options: nuclear decay rates vary with the conditions of the reaction, but chemical reaction rates do not. chemical reaction rates vary with the conditions of the reaction, but nuclear decay rates do not. neither chemical reaction rates nor nuclear decay rates vary with the conditions of the reaction. both chemical reaction rates and nuclear decay rates vary with the conditions of the reaction.
Answers: 1
Chemistry, 22.06.2019 20:30
Select all the correct answers.which compounds have the empirical formula ch20? (multiple answers)a.c2h4o2b.c3h603c.ch2o2d.c5h1005e.c6h1206
Answers: 2
Chemistry, 22.06.2019 23:00
How does the value of the equilibrium constant show that a reaction reaches equilibrium very quickly? (a) the equilibrium constant is large. (b) the equilibrium constant is small. (c) the equilibrium constant is zero. (d) the value of the equilibrium constant does not show how quickly a reaction comes to equilibrium.
Answers: 1
Knowledge of atomic structure has evolved over time. thomson discovered that atoms contain electrons...
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