ASSIST URGENT $,$ VERY IMPORTANT : Question

Your friend tells you that they weighed $FeN{O}_3$ for a reaction. They weighed $2\mathrm{.}14g$ and added

this to a $1M$ solution of arsenic oxide.

a$)$ Given what you have heard, what did your friend say incorrectly?

b$)$ Give the molecular formula and names for the materials that your friend is working

with.

c$)$ Are the materials he is working with compounds, elements, mixtures or perhaps

something else? Explain in detail.

d$)$ Do you think the $Fe$ of the $FeN{O}_3$ might have isotopes? Why do you think it might or

might not have?

e$)$ Use an anion that your friend mentioned and give a cation from group $1$ on the periodic

table. Write the formula and name the compound.

Write the electron configuration of the metal cation that your friend mentioned.ASSIST URGENT