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प्रश्न
Calculate the formula unit mass of ZnO given the atomic mass of:
- Zn = 65 u
- Na = 23 u
- K = 39 u
- C = 12 u
- O = 16 u
उत्तर
Formula unit mass of ZnO = Atomic mass of Zn + Atomic mass of O
= 65 + 16
= 81 u
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