Answer:
C.
Explanation:
Noble gases are stable and already have a full outter shell therefore don't tend to lose or gain any electrons.
Dipole-dipole interactions, and London dispersion interactions
Because there no choices there, most probably it should be about hydrogen bonding in the water, which is the most important intermolecular force in water.
Answer:
Any substance that cannot be decomposed into simpler substances by ordinary chemical processes.
Another definition:
An element is the simplest pure substance which can neither be split nor built up from other simpler substances by chemical reaction
A. A force that acts on a body moving in a circular path
