1.

The mass of a molecule of water is   [Bihar CEE 1995]

A.        \[3\times {{10}^{-26}}\]kg     
B.        \[3\times {{10}^{-25}}\]kg
C.        \[1.5\times {{10}^{-26}}\]kg
D.        \[2.5\times {{10}^{-26}}\]kg
Answer» B.        \[3\times {{10}^{-25}}\]kg


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