What type of physical change is it when a liquid turns into a solid and a solid turns into a liquid

Match each statement with the state of matter it describes

The chemical formula for emerald is be3al2(sio3)6.an emerald can be decided as

Time remaining 58: 10 an atom that has 84 protons and 86 neutrons undergoes a reaction. at the end of the reaction, it has 82 protons and 84 neutrons. what happened to the atom? it accepted radiation in a chemical reaction it donated neutrons to another atom in a chemical reaction it emitted an alpha particle in a nuclear reaction. it accepted protons in a nuclear reaction. mark this and retum save and exit next submit