Why carbon dioxide sublimes at -78.5 but diamond sublimed at around 4000°c

Explanation:

The bond that exist between diamond,that is giant interlocking network is greater than the bond that exist between carbon dioxide,that is van de waal forces even though both of them are having oxygen

fe 55.85 g/mol and h2o 18.02 g/mol.

every chemical equation adheres to the law of conservation of mass, which states that matter cannot be created or destroyed. therefore, there must be the same number of atoms of each element on each side of a chemical equation.