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Answer :

Answer:

[tex]\huge\boxed{\sf 18.02 \ amu}[/tex]

Explanation:

Molecular mass of water:

= H₂O

= 2(Atomic mass of H) + (Atomic mass of O)

= 2(1.0079) + 15.9994

= 2.0158 + 15.9994

= 18.02 amu

[tex]\rule[225]{225}{2}[/tex]