Scientists suggest that differences in density cause hot, plastic like rock to be forced
upward toward the surface, cool down and then sink. This cycle is called a
current.

What reaction is taking place? 02 + c3h8 = h20 + co2

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’s the theoretical yield of solid lead