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12 Nov 2021

Given information

The mass percent of the given salt sodium hydroxide is 1.55%.

Density=    

 

Step-by-step explanation

Step 1.

Let us assume the mass of solution to be 100 g.

The mass of sodium hydroxide is calculated as:

 

Here, m is the mass of solute 

M is massif solution. 

   

   

To find the number of moles of sodium hydroxide, we make use of the formula,

 

The molar mass of sodium hydroxide is 40g/mol.

   

   

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Principles of Chemistry Molecular Approach
3rd Edition, 2014
Tro
ISBN: 9780321971944

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