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Molality

Number of mol...

Question

Number of moles present in 128 gm of sulphur is:

A

4

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B

1

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C

8

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D

0.5

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Solution

The correct option is A 4
No of moles of sulphur $= \frac{W e i g h t}{A t o m i c w e i g h t}$ $= \frac{128}{32} = 4$

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