40. Because sodium chloride is NaCl
D) 250l
Explanation :
250,000/1000
Unlike solid matter, where particles are tightly packed and slightly vibrating, or gas, where particles go around everywhere and are extremely loose, a liquid has particles that are loosely packed but are still in slight contact with each other. Hope that's good enough
C) Tc-99 is a radioactive isotope also known as radioisoptope.
