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A compound possesses 8% sulphur by mass....

A compound possesses `8%` sulphur by mass. The least molecular mass is?

A

(a)`200`

B

(b)`400`

C

(c )`155`

D

(d)`355`

Text Solution

Verified by Experts

The correct Answer is:
B
`:. 8 g` sulphur is present in `100 g` of substance
`:. 32 g` sulphur will present `=100/8xx32=400`.
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Knowledge Check

  • A compound possesses 8% sulphur by mas. The least molecular mass is :-

    A
    200
    B
    400
    C
    155
    D
    355

  • An unknown compound contains 8% sulphur by mass. Calculate : (P) Least molecular weight of the compound and (Q) Molecular weight if one molecule contains 4 atokms of S

    A
    200, 400
    B
    300, 400
    C
    400, 1600
    D
    4001200

  • An organic compound contains 4% sulphur by mass. Its minimum molecular weight is :

    A
    200
    B
    400
    C
    800
    D
    1600

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