Given the Following Data Regarding Octane

question 5

Multiple Choice

Given the following data regarding octane:
Heat capacity: 255.6 J/(g °C) for the liquid
Heat capacity
Boiling point: 127°C
Heat of vaporization: 41.4 kJ/mole
AIT: 220°C
Density: 0.70 g/mL
Calculate the heat (Q) required to convert 15.0 mL of octane at the boiling point temperature from liquid to gas. Report the value in kJ

• A) 2.56
• B) 1.3
• C) 18.2
• D) 3.8
• E) none of the above

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Definitions:

Anterior Scleritis

Inflammation of the sclera (the white outer layer of the eyeball) at the front of the eye, which can cause significant redness and pain.

Retinal Detachment

A medical emergency where the retina at the back of the eye pulls away from its normal position, potentially leading to vision loss.

Photopsia

The perception of flashes of light in the field of vision, not caused by light entering the eye.

Floaters

Tiny spots, specks, or lines that float across the field of vision, often due to changes in the vitreous humor of the eye.