If 15.6g of titanium reacts with oxygen to form 20g of titanium oxide what is the mass of oxegen

The atoms of a solid aluminum can are close together, vibrating in a rigid structure. if the can is warmed up on a hot plate, what happens to the atoms?

Which aqueous solution of ki freezes at the lowest temperature? 1) 1 mol of ki in 500. g of water 2) 2 mol of ki in 500. g of water 3) 1 mol of ki in 1000. g of water 4) 2 mol of ki in 1000. g of water

Why did saddam hussein use weapons of mass destruction against kurdish people and shiite muslims? they started a turf war within iraq’s borders. they sided with kuwait in the persian gulf war. they plotted to give control of iraq to saudi arabia. they rebelled against saddam hussein’s rule.