Answer:
C
Explanation:
A diatomic element in that list is Bromine
Answer:
B
Explanation:
B. the total kinetic and potential energies of its particles
2.) Average atomic mass =Σ (abundance x molar mass) /100
= (12.64 x 302.04 + 18.23 x 304.12 + 69.13 x 305.03) /100
=304.486 u(Dalton) . This is avg atomic mass.
Answer:
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