Natural water collected from rivers and ponds contain oxy...
Natural water collected from rivers and ponds contain oxygen, carbon (IV) oxide and
nitrogen
hydrogen
chlorine
sulphur
oxide
Correct answer is A
No explanation has been provided for this answer.
The hydroxyl ion concentrated, (OH-), in a solution of sodium hydroxide of pH 10.0 is?...
How many valence electrons are contained in the element represented 3115P?...
A molecular of phosphorus is ...
What is the chemical symbol for Nihonium? ...
The following compounds are condensation polymers except ...
The reaction of carbide with water gives ...
Aromatic and aliphatic hydrocarbons can be distinguished from each other by the? ...
Which of the following is not a direct petroleum product? ...
It can be deduced from the vapour pressure curves above that...