Ascientist is investigating the structure of aluminum nitrate, which has the chemical formula al(no3)3. based on the chemical formula, what can the scientist predict about the structure of this molecule? it has three no3 groups. it has three aluminum (al) atoms. it has one no3 group. it has nine nitrogen (n) atoms.

is has three carbons, so the answer is propylamine.

meth-

eth-

prop-

but-

pent-

hex-

hept-

oct-

non-

explanation:

answer : a model is often used to explain and make things easier to understand when any scientific topic needs to be demonstrated and explained.

as in this case where a scientist wants to use a model to present the results of his detailed scientific investigation. he should do it as it will him to make the audience understand the concept in a much better way. also, it can be changed according to new scientific understandings.