Answer:
The kilogram is the standard unit of mass.
Answer:
Evaporation is slower, occurs only from the surface of the liquid, does not produce bubbles, and leads to cooling. Boiling is faster, can occur throughout the liquid, produces lots of bubbles, and does not result in cooling.
Hi , NaCl is basically salt , Na for sodium and Cl for chlorine , these elements make Sodium Chloride .The bond between them is ionic.
If you change the subscripts it would change the reactants or products and then you would be solving a different formula, you would change what the chemical is
