A 10.0 cm 3sample of copper has a mass of 89.6 g. What is the density of copper?
1 answer:
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The value for ΔG = 18 kJ/mol
<h3>Further explanation</h3>Given
ΔH = 27 kJ/mol and ΔS = 0.09 kJ/mol.K
T = 100 K
Required
the value for ΔG
Solution
The spontaneous process of a reaction is based on 2 factors :
- enthalpy change ΔH decreases and
- entropy change ΔS increases
ΔG=ΔH-T.ΔS
