Yes. The ammonium ion has a formula of NH4+ and has a positive charge so it is a cation.
What does Asa mean? Asa [asa] as a boys' name (also used less generally as girls' name Asa) is pronounced AY-sah. It is of Hebrew origin, and the meaning of Asa is doctor, healer. Biblical: name of the third king of Judah, who reigned for forty years. Made popular by the Puritans in the 17th century.
Origin of the Name 'Africa'. The name Africa came into Western use through the Romans, who used the name Africa terra â land of the Afri (plural, or Afer singular) â for the northern part of the continent, as the province of Africa with its capital Carthage, corresponding to modern-day Tunisia.the Greek word aphrike, meaning without cold; -or the Latin word aprica, meaning sunny. The historian Leo Africanus (1495-1554) attributed the origin to the Greek word phrike (ÏÏÎ¹ÎºÎµ, meaning cold and horror), combined with the negating prefix a-, so meaning a land free of cold and horror.