A theory does not change into a scientific law with the accumulation of new or better evidence. A theory will always remain a theory
The molecules in gas moves faster than the water in liquid state.
Answer:
A. the ration is 2 to 3, 2Al + 3H2SO4 has the same balance as 18Al + 3H2SO4
2/3 = 18/27
B. Doesn't need an explanation other than the work you did to balance it.