1.

Which of the following represents surfactant molecule [JIPMER 1997]

A.      \[{{C}_{17}}{{H}_{36}}\]    
B.      \[{{C}_{17}}{{H}_{25}}CO{{O}^{-}}N{{a}^{+}}\]
C.      \[{{H}_{2}}O\]  
D.      None of these
Answer» C.      \[{{H}_{2}}O\]  


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