Please answer this. Look at the picture for the questions, Thanks!

If the density of water is 1.0 g/cm3, which of these materials would float in water, based on their densities? check all that apply. aluminum cork iron lead wax

Arrange the elements in order of increasing electronegativity. use the periodic table to you arrange the elements. p o k mg

Which molecules are more strongly attracted to one another -c3h8o molecules that make up liquid rubbing alcohol or ch4 molecules that make up methane gas