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Chemistry
Chemistry
Problem
Velocity for 1st orbit of H =
x
x
x
. Velocity for 2nd orbit of
He
+
\text{He}^+
He
+
= ? (1)
x
x
x
(2)
2
x
2x
2
x
(3)
3
x
3x
3
x
(4)
4
x
4x
4
x
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