How Much Energy Is Required to Convert 2 $\degree$ C to Gas at 25

question 150

Multiple Choice

How much energy is required to convert 2.785 moles of liquid ammonia at -50.00 $\degree$ C to gas at 25.00 $\degree$ C? [c_p(liquid) = 80.80 J/(mol . $\degree$ C) ; c_p(gas) = 35.06 J/(mol . $\degree$ C) ; $\Delta$ H_vap =23.35 kJ/mol at the normal boiling point of -33.34 $\degree$ C]

• A)74.48 kJ
• B)38.11 kJ
• C)14.76 kJ
• D)24.20 kJ
• E)69.84 kJ

---

Definitions:

Authorized Agent

An individual or entity that is officially permitted to act on behalf of another person or organization.

Dishonors

Refers to the refusal by a bank to pay the amount stipulated in a check or draft when presented.

Drawn

Refers to the process of extracting or taking something from a particular source, such as money from an account.

Liable

Legally responsible or obligated, often in the context of paying damages or facing other legal consequences.