Remove floating point

Author: FirePing32

Diff for: conversions/molecular_chemistry.py

@@ -7,9 +7,9 @@ def molarity_to_normality(nfactor: int, moles: float, volume: float) -> float:
     Wikipedia reference: https://en.wikipedia.org/wiki/Molar_concentration
 
     >>> molarity_to_normality(2, 3.1, 0.31)
-    20.0
+    20
     >>> molarity_to_normality(4, 11.4, 5.7)
-    8.0
+    8
 
   """
   return round((float(moles/volume) * nfactor))