A Certain Substance Has the Phase Diagram Shown Below

question 13

Multiple Choice

A certain substance has the phase diagram shown below. At which of the following values of T and P is the substance a pure liquid?

• A) T = 70°C, P = 1.2 atm
• B) T = 10°C, P = 1 atm
• C) T = 8°C, P = 1 atm
• D) T = 10°C, P = 0.5 atm
• E) T = 80°C, P = 1 atm

---

Definitions:

Future Value

The estimated value of an investment or payment at a specified future date, considering factors like interest rates and time.

Deposit

A sum of money placed into a bank account or handed over as a partial payment or security for the purchase of an item.

Compounded Annually

Refers to the process of earning interest on both the principal and the accumulated interest from previous periods, calculated once per year.

Investment Pays

The returns or profits received from an investment.