Your answer to 2.5*22.56 is 56.25
I think It’s 55 but that’s just me
In No3-1 the oxidation number of oxygen is -5 so oxidation number of N would be +5
Answer:
Calculating Atomic Mass
Change each percent abundance into decimal form by dividing by 100. Multiply this value by the atomic mass of that isotope. Add together for each isotope to get the average atomic mass.
Explanation:
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