Radioactive uranium decays into lead. What relative amount of uranium and lead would you expect to find in the oldest rocks?

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 four properties do all waves have in common

Aman applies a force of 500n to push a truck 100m down the street how much does he do?