What Is the Change in Internal Energy of the System

question 30

Multiple Choice

What is the change in internal energy of the system (ΔU) if 71 kJ of heat energy is absorbed by the system and 12 kJ of work is done on the system for a certain process?

• A)83 kJ
• B)59 kJ
• C)71 kJ
• D)-83 kJ
• E)-59 kJ

---

Definitions:

Computers

Electronic devices designed to process, store, and output data according to instructions given to them in the form of programs.

Internet

A global network of interconnected computers and servers that enables the exchange of data and communication.

Currency Transactions

Financial activities involving the exchange of one nation's currency for another or the movement of money between currencies.

Financial Institutions

Organizations that conduct financial activities, such as banks, credit unions, brokerage firms, and insurance companies, managing monetary transactions and investments.