1.)
what would be the effect on the nucleus of an atom if it emitted one alpha particle and on...
1.)
what would be the effect on the nucleus of an atom if it emitted one alpha particle and one gamma ray?
a decrease of two in atomic number and a decrease of four in mass number
an increase of one in atomic number and a decrease of two in mass number
an increase of one in atomic number and an increase of two in mass number
an increase of two in atomic number and an increase of four in mass number
2.)
when is nuclear decay by beta particle emission more common in atoms?
have an atomic number greater than 83
have a high proton to neutron ratio
have a high neutron to proton ratio
have a low proton to neutron ratio
3.)
if an atom of polonium-218 were to undergo positron emission, which nuclide would result?
bismuth-218
bismuth-217
astatine-218
astatine-217
4.)
a certain chemical reaction experiences a 7.50 Γ 10-7 kilogram loss in mass. if this mass were to be totally converted to energy, what would be the magnitude of that energy? (1 j = 1 )
1.20 Γ 1023 j
2.5 Γ 109 j
4.00 Γ 101 j
6.75 Γ 1010 j
Answers: 1
Chemistry, 22.06.2019 00:00
Acurium-245 nucleus is hit with a neutron and changes as shown by the equation. complete the equation by filling in the missing parts. 52
Answers: 2
Chemistry, 22.06.2019 07:30
Compare and contrast the bohr model and the electron cloud models of the atom.
Answers: 1
Chemistry, 22.06.2019 08:00
An observation that requires measurement is called quantitative observable or qualitative
Answers: 1
Chemistry, 22.06.2019 08:40
For each of the following compounds, write the formula then predict whether it would be a strong, weak, or non-electrolyte when placed in di water. for the ionic compounds only, put (s) or (aq) after the forrmula formula strong, weak or non electrolyte? a calcium hydroxide b. silver carbonate c. lead(ii) sulfate d. phosphorus trifluoride e. sodium phosphide f barium sulfate g. strontium acetate h. zinc nitrate
Answers: 3
Mathematics, 27.10.2020 21:20
Mathematics, 27.10.2020 21:20
Mathematics, 27.10.2020 21:20
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English, 27.10.2020 21:20
Mathematics, 27.10.2020 21:20
English, 27.10.2020 21:20
Mathematics, 27.10.2020 21:20
Mathematics, 27.10.2020 21:20