Evolution maybe?
Hope this helped
Answer:
The correct answer choice is B
Explanation:
We use these brackets in the first place to show the main molecule interconnection with other appendage molecules. For example, Ca(OH)2. The main molecule of calcium is joined with other two molecules and brackets are showing interconnection simply. However, these brackets can't tell us about the orientation and position of bond in 3D space. We have to utilize stereo-chemistry for that...
First of all, we need to find out how much money is needed ,
25 x $ 135 = $ 3375
Next, we just need to divide this amount to total contributors
$ 3375 / 45 = $ 75 per person
Hope this helps