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

Differentiate between qualitative and quantitative forecasting methods.

Comprehend the principles and applications of zero-based and contingency budgeting.

Identify the strategic importance of planning in corporate acquisitions and expansions.

Recognize the role of expert opinions in forecasting future events.

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Definitions:

Budget Constraint

A representation of all the combinations of goods and services that a consumer may purchase given current prices within his or her given income.

Slope

A measure of the steepness or gradient of a line, representing the ratio of the vertical change to the horizontal change between two points on the line.

Price

The financial cost associated with acquiring a good, service, or asset.

Income

Funds obtained regularly from work performed or investments made.