Contribuciones del usuario

Saltar a: navegación, buscar
Buscar contribuciones
 
 
      
 
   

  • 08:07 14 ago 2026 (dif | hist) . . (+11 468). . N Answers About Chemistry(Página creada con «<br>When a -NH2 group (amino group) replaces a hydrogen in a hydrocarbon, an amine compound is formed. Amines can be classified as primary, secondary, or tertiary d<br>Read…») (edición actual)
  • 08:07 14 ago 2026 (dif | hist) . . (+439). . N Usuario:MillardSpivakovs(Página creada con «I'm a 33 years old, married and working at the high school (Educational Policy Studies).<br>In my free time I'm trying to learn Japanese. I have been there and look forwar…») (edición actual)