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Answer: 48.83%
Explanation: Mass percent is the ratio of mass of the particular substance to the total mass of given compound.

Mass of
= 120g
Mass of
= 246g

Answer:
Axis Labels
Explanation:
The axis labels are usually located on the x and y axis. This graph however is missing those.
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Iodine is I2 (subscript)
Iodide ion is I-
To calculate<span> the average </span>atomic mass<span>, multiply the fraction by the </span>mass<span> number for each isotope, then add them together.</span>