Answer:
The 18th-century German physicist Daniel Gabriel Fahrenheit originally took as the zero of his scale the temperature of an equal ice-salt mixture
Explanation:
Any chemical reaction in which the oxidation number of an atom,molecule,or ion changes by gaining or losing an electron
it's called an ionic bond, where one atom essentially donates an electron to another, forms when one atom becomes stable by losing its outer electrons and the other atoms become stable
Because the crown displaced less water, meaning is was less dense, while solid gold would displace more water because it's more dense, so the crown was clearly made of a different material