Polar molecules tend to be 1.water loathing
2.large
3.hydrophilic
4.water ambivalent
5.hydrophobic

3.) Hydrophilic

Explanation: Polar molecules love water and are attracted to water molecules, which makes them water-soluble. Whereas nonpolar molecules are hydrophobic, they hate water and do not dissolve in it well.  

image result for how many calories of energy will 20 grams of carbohydrates provide in one gram provides 4 calories

consuming the right balance of protein, carbohydrates and fat can you maintain a healthy weight and optimize your energy levels. protein and carbohydrates both contain 4 calories per gram, while fat provides 9 calories per gram.