PLEASE I NEED HELP ON HOMEWORK DUE FRIDAY - GAS LAW A 150.mL sample of gas is collected at a pressure of 1.20 atm and 25 degrees celsius. Approximately what volume will the gas have ay 920 mmHg and 20 degrees celsius?

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 calcium oxide+diphosphorus pentoxide--> calcium phosphate balanced

Which description best characterization the motion of particles in a solid