The atomic weight of nitrogen is?
...The atomic weight of nitrogen is?
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Correct answer is C
Atomic weight, also called relative atomic mass, ratio of the average mass of a chemical element's atoms to some standard.
The number of electrons presents in H+ is ...
Zinc displaces copper from an aqueous solution of copper (ll) salt because ...
What is the formula of sodium gallate if gallium (Ga)shows an oxidation number of + 3? ...
The combustion of ethene, C 2H 4, is given by the equation C 2H 4 + 30 2 → 2CO2 + 2H2 O; ∆H = - ...
Which of the following pollutants is associated with brain damage? ...