Substance change.
solid to a liquid
melting state when heat was applied.
Answer:
A
Explanation:
Because in 1 second, line A was faster than line B.
For #4 first find the molar mass(M) of copper then use that and the mass (m) n=m/M to find moles(n) using moles and the volumes find the concentration using c=n/V
Answer:
It shows only the strength of seismic waves that were produced.
Explanation:
