Answer: A negatively charged particle that is found in atoms.
Sound waves travel through the air, liquids, and solids. they transfer energy from the source of the sound to its surroundings
The resistance of the cylindrical wire is
.
Here
is the resistance,
is the length of the wire and
is the area of cross section. Since the wire is cylindrical
. Rearranging the above equation,

Here
.
Substituting numerical values,

The length of the wire is 
Answer:NH3
Explanation: product s are the result of the equation