You didn't really provide us with any options? It must be noted that generally, the structure of the skeletal system also dictates its function. With that I mean that having bones and a skeletal system enables us to move more efficiently and to have the pose which we have.
Molar mass NaOH = 23 +16+1 = 40g/mol
1.5mol = 40*1.5 = 60g That is the correct answer.
The correct answer is D. Sanitizing solution.
Dangerous bacteria should not likely be found in a sanitizing solution. This is because it is supposed to be clean and have undergone testing. Also, if a dangerous bacteria will be found in a sanitizing solution, then that would be a big problem.
