Question

calculate the molecules present in water​

Answer 1

Answer:

there are 18 molecules in H2O bcoz H =1 here there are 2 hydrogen atoms so 2*1=2 and O=16 . 2+16 =18

Answer 2

Answer:

18

Explanation:

molecular formula of water is :-H2O

Atomic mass in one H=1

then in two H=2

Atomic mass of O=16

So, H2O=18

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