Answer:
Step-by-step explanation:

Answer:
15
Step-by-step explanation:
Using the distance formula
Answer:
2673
Step-by-step explanation:
Correct answer: <span>Dot-and-cross-diagram
</span>
Dot-and-cross diagrams are used to represent covalent bonds. The shared electron from one atom is shown as a dot, while the shared electron from the other atom is shown as a cross.
When drawing dot-and-cross diagrams for covalent bonds, you only need to show the electrons in the highest occupied energy level, as only these are involved.
The answer is b=3 for your problem