Solid gold has a density of 19.3grams per cubic centimetre.
Liquid (melted) gold has a density of 17.31grams per cubic centimetre.
So from this it can be seen that when heated to melting point (1064.18 degrees C), gold will reduce in density.
The reason for this is that the atoms of gold will spread out as it liquifys. So for a given volume of gold, there will; be less atoms of gold in the liquid volume of gold when compared to the same volume of solid gold.
generally it decreasses. but water has an extraordinary condition and till 4 ˚C its density increases (density of ice is 0,9g/cm3 however density of water is 1,0g/cm3 ) but after that temperature it decreases.
It stays exactly the same. The density of a compound never changes.
Gold is a very dense substance cuz of it's atomic weight/mass
THE DENSITY OF LITHIUM IS THE MELTING AND BOILING POINT
physical change involves viscosity, conductivity, melting point, boiling point, density, malleability and hardness.
non-metals have lower density, melting and boiling point but diamond has higher density, melting and boiling point.
Flammability is a chemical property. Height, density and melting point are physical properties.
No, melting is a physical change.
physical change involves viscosity, conductivity, melting point, boiling point, density, malleability and hardness.
Melting the rock to its liquid form then re-freezing it into a solid will realign the rock's crystaline structure thereby altering the density.
The sodium chloride density is 2,165 g/cm3 and the melting point is 801 0C.
density 1.00 g/cm^3 melting point 273 degrees celsius
THE DENSITY OF LITHIUM IS THE MELTING AND BOILING POINT
The energy density is higher than for other materials, and water has an anomalous density change right around the freezing (melting) point.
physical change involves viscosity, conductivity, melting point, boiling point, density, malleability and hardness.
If an object has more density it takes longer for the heat to reach the center so it can start melting.
non-metals have lower density, melting and boiling point but diamond has higher density, melting and boiling point.
Flammability is a chemical property. Height, density and melting point are physical properties.
Melting is a physical change.
Melting is the change from a solid to a liquid.