heating a substance gives the molecules in that substance more energy to move around a lot more quickly and in most cases react with things around it by colliding with them faster giving reactions....
It seems that the phrase you are looking for is "physical property". Density depends on several factors, such as: is the substance a solid, liquid or gas (the same substance will have vastly...
The solute dissolves in the solvent. The solvent is generally considered that which there is more of in the mixture. For mixtures near 50:50 the distinction is arbitrary but the liquid is generally...