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6 Nov 2021

Given information

Given:
The mass percent composition of hexane is % .
The mass percent composition of heptane is %.

Step-by-step explanation

Step 1.
Mass percent means the mass of the substance in of the mixture.
 
The mass percent composition of hexane is %,hence
 
Mass of hexane in of the mixture is
    
 
Mass of heptane in of mixture is
 
    
 
Mass of Octane in  of mixture is
    
 
  
The molar mass of hexane is .
The molar mass of heptane is .
The molar mass of octane is .
 

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