Question

Calculate the number of molecules of sulphur (s8) present in 16 gm of solid sulphur

Answer 1

MASS=8*32

=256G

1MOLE = 6.022*10 TO THE POWER23

6.022*10 TO THE POWER 23/256*16

=3.76*10 TO THE POWER22 MOLECULE

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Answer 2

Hey here is your answer .

molar mass of sulphur -= S8 = 32 × 8 = 256

no. of moles = given mass / molar mass
= 16 / 256
= 1 / 16 no. of moles
Or
0.0625.


Hope it helps.