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Home Q & A Board Science-Related Homework Help Chemistry (Moderator: Laser_3)
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OldSpice OldSpice
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9 years ago
In 1994 a team of German physicists created an atom of Element 111. If the atom had a mass number of 272, and a neutron was released from the collision of a projectile and a Bi-209 target, what was the projectile?
A) Ni-62
B) Ni-64
C) Cu-62
D) Cu-64
E) none of the above
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ElectricElectric
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9 years ago
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.silent.boss

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OldSpice Author
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#2
9 years ago
Perfect!

..Thank you so much for your support
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#3
9 years ago
My pleasure
.silent.boss
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