Determine the Vapour Pressure (In Mbar) of a Substance at 29

question 23

Multiple Choice

Determine the vapour pressure (in mbar) of a substance at 29 °C, whose normal boiling point is 76 °C and has a Δ_vapH of 38.7 kJ mol^-1.

• A) 80 mbar
• B) 13 mbar
• C) 21 mbar
• D) 48 mbar
• E) 128 mbar

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Definitions:

Revenue Variance

The difference between actual revenue earned and the budgeted or expected revenue.

Budgeting

The process of creating a plan to spend your money, outlining projected income versus expenses over a period.

Revenue Variance

The difference between actual revenue and expected (budgeted) revenue within a specified period.

Budgeting

The process of creating a plan to spend money over a specific period, allowing individuals or businesses to determine in advance whether they can afford future activities or projects.