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The weight of a molecule of the compound C_{60}H_{22}  is W :           

W = X \times 10^{-21}

What will be the X?

(Response should be up to only two decimal digits like X =  78.78 or 0.09).

Option: 1

1.09


Option: 2

1.23


Option: 3

5.025


Option: 4

16.02


Answers (1)

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Relation between amu and Gram -

12C is assigned a mass of exactly 12 atomic mass unit (amu).

1 amu = 1.66056×10–24 g

Weight of molecule = molecular weight of  C_{60}H_{22} / Avogadro's number

=> 742 / 6.023 x 1023
=> 1.23 x 10-21g

Posted by

Ritika Harsh

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