The block of ice is not of unknown configuration. The block of ice in my example is at 0 K, which means it has zero entropy (all molecules rigidly locked in a regular periodic lattice) and thus its configuration is completely known.
The block of ice is not of unknown configuration. The block of ice in my example is at 0 K, which means it has zero entropy (all molecules rigidly locked in a regular periodic lattice) and thus its configuration is completely known.