The dot at the end of this sentence has a mass of about one microgram. Assuming that black stuff is carbon, calculate approximate atoms of carbon needed to make such a dot.

The dot at the end of this sentence has a mass of about one microgram. Assuming that the black stuff is carbon, calculate the approximate number of atoms of carbon needed to make such a dot. (1 microgram = 1 xx 10^(-6) g)

Calculate the mass of 1 atom of carbon and 2 atoms of oxygen ?

Calculate the real mass of one carbon atom

Calculate the mass of : One carbon atom

A dot . containing carbon has 1 microgram weight. Calculate number of carbon atoms used to make the dot.