Chemistry, 15.12.2021 16:10 ddswaggsoflyy3176

03.01 Atomic Theory Guided Notes Objectives:
In the lesson you will:
explain how Dalton's atomic theory was modified, but not discarded
describe the structure of an atom
describe the electrical charges and forces that exist between protons, neutrons, and electrons
state the atomic masses of protons, neutrons, and electrons
Big Ideas:
Key Questions and Terms
Notes
What new scientific evidence led to changes in Dalton’s atomic theory?

What did J. J. Thomson discover about electrons?

What was Rutherford’s contribution to the structure of an atom?

Explain the process of how James Chadwick found the neutron.

Explain what can happen to scientific theories over time.

What is the structure of an atom?

What is a proton?

What is a neutron?

What is an electron?

What are the forces that exist inside an atom?

Explain how a neutral atom can become positively or negatively charged.

What are the atomic masses of protons, neutrons, and electrons?

How is the atomic mass of an atom determined and why are electrons not used in the calculation?

What is an amu?

Answers: 1

Show answers

Another question on Chemistry

Chemistry, 22.06.2019 03:30

Calculate the molar mass of aluminum oxide (al2o3). express your answer to four significant figures.

Answers: 1

Answer

Chemistry, 22.06.2019 12:10

If a molecule with a molecular formula of c13h18 is treated with an excess of h2 in the presence of finally divided pt metal under conditions required for maximum hydrogenation of the molecule to give a molecule with a formula c13h24, how many rings are in the molecule?

Answers: 3

Answer

Chemistry, 22.06.2019 12:20

Adeuteron, 21h, is the nucleus of a hydrogen isotope and consists of one proton and one neutron. the plasma of deuterons in a nuclear fusion reactor must be heated to about 3.02×108 k . what is the rms speed of the deuterons? express your answer using two significant figures.

Answers: 1

Answer

Chemistry, 22.06.2019 12:20

Achemistry student weighs out 0.306 g of citric acid (h3c6h5o7), a triprotic acid, into a 250 ml volumetric flask and dilutes to the mark with distilled water. he plans to titrate the acid with 0.1000 m naoh solution. calculate the volume of naoh solution the student will need to add to reach the final equivalence point. be sure your answer has the correct number of significant digits.

Answers: 3

Answer

You know the right answer?

03.01 Atomic Theory Guided Notes Objectives:
In the lesson you will:
explain how Dalto...

Questions