Answer:
atomic mass. You will have created an isotope.
Explanation:
The last one would be false
Answer:
A scientific theory is a widely accepted belief on why something happens in the natural world while a scientific law is proven to a fact that shows what happens.
Explanation:
It simply equals 4x-16.......
the expression is in lowest terms, so you can’t do anything else
Answer:
D. Sweat evaporates from your skin
Explanation:
A physical change is a reversible process, no new substance is formed. A physical change does not affect the chemical composition of a substance.
Sweat evaporation from the skin is a physical change, because the change that occur is merely a change of state, Liquid to Gaseous state, no new substance is formed.