If 1 Mol of Ice Melts at Its Melting Point

question 89

Multiple Choice

If 1 mol of ice melts at its melting point of 273 K, the entropy change for the ice is 22.0 J/K. If the ice melts in someone's hand at 34°C, what is the change in the entropy of the universe? Assume a final temperature for the water of 0°C. The enthalpy of fusion for ice is 6.01 kJ/mol.

• A) +19.6 J/K
• B) -19.6 J/K
• C) +2.4 J/K
• D) -2.4 J/K
• E) +41.5 J/K

---

Definitions:

U.K. Stock Index

A measurement of the performance of the stock market in the United Kingdom, often represented by indices such as the FTSE 100.

FTSE

An acronym for the Financial Times Stock Exchange, referring to major stock market indices such as the FTSE 100 in the United Kingdom.

Put Option

An economic arrangement allowing the holder the option, without being compelled, to sell a designated quantity of an underlying asset at an agreed-upon price within a defined period.

Exercise Price

The price at which the holder of an options contract may buy (in the case of a call) or sell (in the case of a put) the relevant security or commodity.