英文化学题,急,在线等答案Consider an ammonia (NH3) molecule. a.Calculate

英文化学题,急,在线等答案
Consider an ammonia (NH3) molecule.
a.Calculate the difference in electronegativity values between the N and H atoms in the N-H bond.
b.Determine whether the N atom in NH3 is partially positive or partially negative.
c.Identify the type of bonds (non-polar covalent, polar covalent, or ionic) that exist in the NH3 molecule.
d.Determine the type of interaction (polar - polar, non-polar – non-polar, hydrogen bonding or ionic) that exist between NH3 molecules.
2.Determine the type of interaction (polar - polar, non-polar – non-polar, hydrogen bonding or ionic) that best represents the inter-molecular interaction in the compounds below.
a.Between CH3OH molecules
b.Between COCl2 molecules
c.Between HOCl molecules
d.Helium gas
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