The person who discovered universal gravitation was newton.
Rust on a nail is a chemical change.
Ice melting IS a physical change. Ice is made of water, when you melt ice its still water. Just in a different physical state.
Answer:
Calculate the mass of BR -79? Bromine has 2 naturally occurring isotopes (Br-79 and Br-81) and has an atomic mass of 79.904 amu
Explanation:
if i get this wrong srry
Answer:
The different angles the moon has from sunlight to the earth
Explanation:
CO2 is Carbon Dioxide and PU is Plutonium
