Help 4.For each of the following reactions, indicate whether you would expect the entropy of the
system to increase or decrease, and explain why. If you cannot tell just by inspecting the
equation, explain why.
(a) CH3OH() → CH3OH(g)
(b) N204(g) + 2NO2(g)
(c) 2KCIO3(s) → 2KCI(s) + 302
(d) 2NH3(g) + H2SO4(aq) →(NH4)2SO4(aq)

1.solid

2.carbon dioxide

3.helium

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.

what does the table look like

all eukaryotic cell have mitochondria : )