Describe how pieces of a whole object of solid matter can add up to more than one whole object.

What is the ima of the 1 st class lever in the graphic given? 2 3 0.5

There are 6.022, 104 atoms of hg in 1 mole of hg the number of atoms in 45 moles of hg can be found by multiplying 4.5 by 6.022, 102 which is the number of atoms in 4.5 moles of hg, correctly written in scientific notation with the correct number of significant figures? 0 21,109 0 21,100 271, 1024 27.099, 100 mark this and retum save and exit submit

What is the empirical formula for c4h8o2