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 × 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 × 1023 j
2.5 × 109 j
4.00 × 101 j
6.75 × 1010 j
Answers: 1
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The graph above shows how the price of cell phones varies with the demand quantity. the equilibrium price for cell phones is where both supply and demand quantities equal $100, 5,000 5,000, $100
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Which of the following words describe the reality that the universe looks the same from various perspective
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Astring vibrates with a frequency of 10 hz. why can't a person hear the sound waves produced by the vibrating string, no matter how large the amplitude of the waves? out! this is homework and due tomorrow! you so much!
Answers: 2
Mathematics, 20.03.2020 11:31
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