A. A solid forms, and there is a change of color.
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The mass of 2.47 moles of fluorine atom is 46.9 g
calculation
mass of Fluorine= moles x molar mass
moles = 2.47 moles
molar mass of fluorine = 18.998 g/mol
mass is therefore= 2.47 moles x 18.008 g/mol = 46.9 g
Answer:
D
Explanation:
This creates a gap that we call an oceanic trench
:)