At what temperature will the volume of a gas be a halved,
b doubled,
c tripled at constant pressure if the original temperature is 17°C°

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 molarity of the solution produced when 145 g of nacl is dissolved in sufficient water to prepare 2.75 l of solution?

Draw the aromatic compound toluene (methylbenzene). show all hydrogen atoms, including those on the ring.