Help? Chemistry! The following data was collected when a reaction was performed experimentally in the laboratory. Reaction Data Reactants Products Al(NO3)3 NaCl NaNO3 AlCl3 Starting Amount in Reaction 4 moles 9 moles ? ? Determine the maximum amount of NaNO3 that was produced during the experiment. Explain how you determined this amount.

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.

i think   the answer is c hope i'm right

i don't know people like to fight everywhere rip.