What is the formula mass unit of ZnO?( Zn=65u)
(a)18u
(b)81u
(c)188u
(d)80u
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Answered by
4
Answer:
option (b)81u
is the answer
Answered by
1
Answer:
The Formula mass unit of ZnO (Zn = 65u) is :-
➡ (b) 81u [ is 62u and that is of 138u] ......
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