Dual coding theory has been applied to many cognitive phenomena including: mnemonics, problem-solving, concept learning and language. Dual coding theory accounts for the significance of spatial abilities in theories of intelligence (e.g., Guilford).
Properties. 1  Atomic Symbol: Cr. 2  Atomic Number: 24. 3  Atomic Mass: 51.996g/mol1.  Element Category: Transition 1  Metal. Density: 7.19g/cm3 at 20Â° C. Melting Point: 3465Â°F 1  (1907Â°C) Boiling Point: 4840Â°F (2671Â° C) Mohâs Hardness: 5.5.
The melting point is the temperature at which a solid will turn into a liquid, and the boiling point is the temperature at which a liquid will turn into a gas.or White phosphorus, the Boiling point is 280.5 Â°C and the Melting point is 44.2 Â°C.    Check out the right hand table on this page for more information on the other â¦ types:   http://en.wikipedia.org/wiki/Phosphorus. 4 people found this useful.