A particle leaves the origin with a speed of 3.6 times 106 m/s at 34 degrees to the positive x axis. It moves in a uniform elect
ric field directed along positive y axis. Find Ey such that the particle will cross the x axis at x
1 answer:
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Answer:
1 valence electrons
11 prontons
12 neutrons
Explanation:
1 valence electrons
p = 11
11 prontons
A = p + n
A = 22,99 = 23
23 = 11 + n
n =
12 neutrons