Isotopes of elements where the nucleas is unstable generally release nuclear radiation. So unstable atoms
Answer:
See below!
Explanation:
Solids have a definite mass, a definite shape, and a definite volume. They are not compressible and are the most tightly packed together.
Liquids have definite mass and definite volume. Liquids take up the shape of the container and are not compressible. They are slightly packed together but are allowed to move freely.
97.5g NaCl will be produced with 80.0g of O2
Feet would be the best unit to use. Yards would work as well though.
Hope that helps!