Natural water collected from rivers and ponds contain oxygen; carbon (IV) oxide and? by Sunday | Oct 14 | Chemistry JAMB | 0 comments A. nitrogen B. hydrogen C. chlorine D. sulphur E. oxide Correct Answer: Option A – nitrogen Users Also Read These:Which of the following blood components has the…Burning magnesium ribbon in air removes which of the…How many moles of carbon(iv)oxide contains 16.0g of oxygen?Dissolved oxygen in fish ponds is maintained at…What volume of carbon (ll) oxide is produced by…