- Melting means a substance changes from a solid into a liquid by increasing heat energy
- Gold melts
- Hence, gold changes from solid state to liquid state

- Gold changes from solid state to liquid state
- As state of matter changes , mass will not change
- So, the mass of gold will not change

So, the mass of gold will not change
Question: A jeweler melts gold to make jewelry. As the gold melts, the mass
Context: - Melting means a substance changes from a solid into a liquid by increasing heat energy 
- As state of matter changes , mass will not change 
- Gold melts