iron Bars form a solenoid when wrapped in a coil by a current carrying copper conducting wire .
copper coils generate a magnetic field when a current is passed through the coil . according to the helmholtz law.
Answer:
hello your question is incomplete attached below is missing part
answer : Pauli's exclusion principle
Explanation:
The principle that was disobeyed is <em>Pauli's exclusion principle</em> this is because the Pauli's exclusion principle states that no two electrons can have the same set of quantum number.
In Box A the two electrons , have the same spin which means they have the same quantum number ( disobeys Pauli's exclusion principle )
Answer:
<h2>23.33 g/mL</h2>
Explanation:
The density of a substance can be found by using the formula

From the question we have

We have the final answer as
<h3>23.33 g/mL</h3>
Hope this helps you
Answer: Helium (He) and Selenium (Se) both are non metals ends with ium sound
Explanation:
He is a inert gas and Se belongs to oxygen family (VI A group)
A.3 moles H2
1 mole N2
I think it is correct