A sample contains Xe, Ar & Ne. If the mole fraction of Xe is 0.70 & the mole fraction of Aris 0.17 mol . what is the mole fraction of Ne
in the sample?

Which is true of transition metals when moving from left to right on the periodic table? the d sublevels are not filled across the period. the cation radii become larger across the period. atomic radii increase slightly and then start to decrease. atomic radii decrease slightly and then start to increase. o

Can someone me with 1 to 4 plz. fast

Design techniques and materials that reduce the negative environmental impact of a structure are referred to as