Question

A dot containing carbon has 1mg (10^-3)g weight. Calculate the no. of carbon atom .​

Answer 1

Answer:

I microgram means 1×10>-6 hi

now 12 gm carbon = 6.023×10>23 atoms

1×10>-6gm =6.023×10>23\12×1×10>-6

5.019×10>16