Which of the following observations led physicist james chadwick to perform experiments that eventually led to the discovery of the neutron?
a. protons alone were not able to account for the density of an atoms nucleus.
b. atomic nuclei possess shells similar to the electron shells of atoms.
c. some atoms contained more protons than electrons.
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Abeaker with 2.00×102 ml of an acetic acid buffer with a ph of 5.000 is sitting on a benchtop. the total molarity of acid and conjugate base in this buffer is 0.100 m. a student adds 4.70 ml of a 0.360 m hcl solution to the beaker. how much will the ph change? the pka of acetic acid is 4.740.
Answers: 1
Which of the following observations led physicist james chadwick to perform experiments that eventua...
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