Arrange the following solutions in order of their increasing boiling points:
(i) 10-4 M KBr
(ii) 10-4 M Glucose
(iii) 10-3 M KBr
(iv) 10-2 M KBr
1
(iv) < (iii) < (i) < (ii)
2
(ii) < (i) ≅ (iii) < (iv)
3
(i) < (ii) < (iii) < (iv)
4
(ii) < (i) < (iii) < (iv)