Energy required to remove a core electron
energy required to remove a valence electron
10)
The element sodium has an atomic number of 11 and a mass number of 23. How many protons, neutrons, and electrons does one
atom contain?
11p. 11e , 12nº
Eliminate
11p*. 12.11n
11pt. 11e, 23°
D)
12p. 12e, 11nº
The atomic number, or
number is the described as the number of
number, is the described as the number of
in the nucleus of an chemical element
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Ответ:
The magnitude of the magnetic field near the center of the solenoid is 11.3 mT
Explanation:
No. of turns![N = 300](/tpl/images/0586/8409/48723.png)
Radius
m
Length of solenoid
m
Current
A
For finding the magnetic field near the center of the solenoid is given by,
Where![\mu _{o} = 4\pi \times 10^{-7}](/tpl/images/0586/8409/aed80.png)
Therefore, the magnitude of the magnetic field near the center of the solenoid is 11.3 mT