Which of the following will stay constant, no matter if the substance is in the solid, liquid, or gas state? volume shape temperature mass

100mg magnesium reacts with 20ml of 1.0m hcl

Which is the layer underground where all empty spaces are filled with a combination of air and water ?

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