7.18 g iron displaces 2.04 g copper from copper sulphate solution. If the equivalent weight of copper is 31.7, calculate the equivalent weight of iron.

7.18 g iron displaces 2.04 g copper from copper sulphate solution. If

1.	7.18 g iron displaces 2.04 g copper from copper sulphate solution. If the equivalent weight of copper is 31.7, calculate the equivalent weight of iron.
Answer» <html><body><p></p>Solution :In the present case, <br/> <a href="https://interviewquestions.tuteehub.com/tag/mass-1088425" style="font-weight:bold;" target="_blank" title="Click to know more about MASS">MASS</a> of <a href="https://interviewquestions.tuteehub.com/tag/iron-1051344" style="font-weight:bold;" target="_blank" title="Click to know more about IRON">IRON</a> taken = 1.8 g <br/>Mass of copper displaced = 2.04 g <br/> Equivalent mass of copper = 31.7<br/> Using the relation `=("Mass of iron")/("Mass of copper") = ("Equivalent weight of iron")/("Equivalent weight of copper") ` <br/> and substituting the <a href="https://interviewquestions.tuteehub.com/tag/values-25920" style="font-weight:bold;" target="_blank" title="Click to know more about VALUES">VALUES</a>, we have <br/> `1.8/2.04 = ("Equivalent weight of iron")/31.7` <br/> or Equivalent weight of iron `=(1.8 <a href="https://interviewquestions.tuteehub.com/tag/xx-747671" style="font-weight:bold;" target="_blank" title="Click to know more about XX">XX</a> 31.7)/2.04= 27.97`</body></html>