The density of mercury is 13.6g/mL, how much will .5 Liters weigh?

they must be certified by the avma. ( a.)

mark me the branliest.

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.

all eukaryotic cell have mitochondria : )

the electron configuration that you gave me has 16 electrons ergo it has 16 protons ergo it is the element sulfur.