MCQ
A compound possesses $8\%$ sulphur by mass. The least molecular mass is
- A$200$
- ✓$400$
- C$155$
- D$355$
✓
Answer
Correct option: B.
$400$
b
(b) $8\,gm$ sulphur is present in $100\,gm$ of substance
(b) $8\,gm$ sulphur is present in $100\,gm$ of substance
$\therefore $ $32\,gm$ sulphur will present = $\frac{{100}}{8} \times 32 = 400$.
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