Mg = 24.3
Cl = 35.5
24.3 + 35.5 x 2 = 95.3 ~ 95.21 ( all periodic tabes have different accuracies)
Let me know if you have any questions and please give brainliest if you like my answer:)
10. For example, decagon and decade.
The answer is A. when electrons are shared between atoms
5. The difference between mass and weight it that mass is the volume inside a object.