A scientist would most likely need to update her model when it no longer supports the latest results.
I think it would be these three answers ionic , covalent , and polar covalent
Answer:
Explanation: I think its 4.91 x 10^25. Im not very sure, i just multipled 1.15 mol by the molar mass of Cl 2, which was 70.9 g. Then I multiplied that by avogadro's number. sorry if im wrong
The subatomic particles that identifies an element and also represents its atomic number would be A. The number of protons.
