Question

Problem 87

Answer 1

Given information

The mass ratio  in  is 

The mass ratio  in another binary compound is and two nitrogen atoms per molecule.

molar mass of nitrogen=  

molar mass of oxygen=   

Step-by-step explanation

Step 1.

For the ratio  

Let the given mass of oxygen  

Let the given mass of nitrogen  

moles of oxygen= given mass / molar mass

=  

moles of nitrogen= given mass / molar mass

=