What is the energy change when 78.0 g of Hg melt at −38.8°C

Mark me as brainliest plzz

6.01 kJ/mol

What is the energy change when 45.7 g of H 2O melt at 0°C? The ΔH fus of H 2O is 6.01 kJ/mol.

...

Example 2.

Substance (Normal Boiling Point)ΔH vap (kJ/mol)

Mercury (357°C)59.23

a compound is a molecule made of atoms from different elements.

a. by the combination of an unlimited number of elements

b. accuracy of the data matters alot more than its number of digits, organization or amount of detail. quantitative observation is more accepted than the qualitative observation.