CBSE Class 11-science Answered
Molar mass of F2 is 38 g. How many atoms are in 0.147 mole of F2?
Asked by ambaragarkar | 07 May, 2010, 05:51: PM
Expert Answer
n= m /M
.147 = m / 38
m= .147 x 38
m= 5.586g
In 38 g no of atoms are 6.023 x 10 23
so, in 5.586g no of atoms are 6.023 x 10 23 x 5.586 /38 = .8853 X1023 atoms
Answered by | 10 May, 2010, 09:36: AM
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