The answer is C.
The vast difference in electronegativity of the oxygen and hydrogen in water, the O-H bond is polar.
it's the last one because it's depended on the rock layers
Answer:
It is an amorphous solid and hence also called pseudo solid. So it flows very slowly over thousands of years. It is not visible to the n*ked eye.
A nitrogen atoms can make 3 covalent bonds because it has three unpaired electrons
Description of a nerve signal
The nerve signal, or action potential, is a coordinated movement of sodium and potassium ions across the nerve cell membrane. Here's how it works: As we discussed, the inside of the cell is slightly negatively charged (resting membrane potential of -70 to -80 mV).
