Calculate the Vapour Pressure of Pure Water at 65 °C

question 54

Multiple Choice

Calculate the vapour pressure of pure water at 65 °C if a 465 mL solution containing 123.0 g of ribose, C₅H₁₀O₅, has a vapour pressure of 247.54 mbar. Assume no change in volume occurs upon dissolution.

• A) 264 mbar
• B) 239 mbar
• C) 309 mbar
• D) 363 mbar
• E) 255 mbar

---

Definitions:

Public Nuisance

An act or omission that obstructs, damages, or inconveniences the rights of the community.

Surface

The outermost or uppermost layer of something, often referring to land or the external aspect of objects.

Crown Grant

A legal document issued by the crown (government) transferring an interest in land (usually ownership or a lease) to a private individual or entity.

Real Property

Land and anything permanently attached to it, such as buildings and other structures, which have legal rights associated with ownership.