Alcohol, For sure is one of them, Pesticides, Household products, Etcetera..
Answer:
Explanation:
The differnce between the two is from person to person it is by bodily fluids and environmental is through or could be an airborne diesease
Molar mass NaOH = 23 +16+1 = 40g/mol
1.5mol = 40*1.5 = 60g That is the correct answer.