A sample of 5.00 x 102mL of helium is at STP. If the temperature is raised to 925 K and its pressure is increased to 125 kPa, what will be its new volume

The comparison of the number of atoms in a copper coin the size of a penny with the number of people on earth is made to illustrate which of the following? a. that atoms are indivisible b. that atoms are very small c. that atoms are very large d. that in a copper penny, there is one atom for every person on earth