If 28 g of C3H8 and 45 g of O2 are reacted together, which one would be the limiting reactant?

the role of the microscope world in creating new materials .

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.

the dissolution of polymer can be thermodynamically described in 2 steps.

answer; the numbers of valence electrons in the acetic acid molecule (ch3co2h) is 24;