g You find a bottle on the shelf only labeled C3H6O. You take an IR spectrum of the compound and find major peaks at 2950 and 1720 cm-1. Draw a structure for the molecule that might be the compound in the bottle.

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.

there are two significant figures.