Determine the increasing order, Chemistry

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The increasing order (lowest first) for the values of e/m   (charge/mass) for:

(1) e,p,n,a                           

(2) n,p,e,a,           

(3) n,p,a,e,                        

(4) n, a,p,e,

Ans:   n, a,p,e,

 


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