CBSE Class 11-science Answered
CALCULATE THE NUMBER OF F ATOMS PRESENT IN 1.9 * 10 TO THE POWER OF -6 g OF F2 . [F=39]
Asked by jayagopal tr thoppil raman | 29 Aug, 2012, 06:56: PM
Expert Answer
19 /6.023 x1023 g of F2 has 2 atoms
1 g contains = 2 x 6.023 x1023 /19
1.9 x 10-6 g contains = 1.9 x 10-6 x2 x 6.023 x1023 /19 = 1.2 x 10 17 atoms of F
Answered by | 03 Sep, 2012, 12:50: PM
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