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How would you turn carbon-12 into the isotope carb...
Single Choice
How would you turn carbon-12 into the isotope carbon-13?
A.
Add a neutron
B.
Add a proton
C.
Take away an electron
D.
Add two quarks
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[问答题] An atom of what element is produced when an atom of krypton-81 undergoes an electron capture?
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[问答题] Find the coordinates of all points of intersection of the parabola with equation y = x2 + 7x + 10 an...
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