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(a)Determine if the molecule is polar or non polar. (P/NP) (b)Assign the following boiling points in random order: ( , , ), all in deg C. (c)Rank the molecules from (1-3), with a 3 for the molecule having the highest vapor pressure and a 1 for the lowest vapor pressure (at any...

can someone please explain how to do these these are the answers (a) 38.6 kJ (b) 26.6 kJ 3.Find the heat necessary to perform the two changes, below. See the board for necessary constants. Be careful with the signs of your answers. (a)Melt 116 g of ice at zero degrees C (to 2 SF)...