When Octane,C₈H₁₈,reacts with Oxygen to Produce Carbon Dioxide and Water,5070

question 202

Multiple Choice

When octane,C₈H₁₈,reacts with oxygen to produce carbon dioxide and water,5070 kJ of heat are released per mole of methane.How many kJ of heat are released per gram of oxygen used?

• A)6)34 kJ/g
• B)12.7 kJ/g
• C)1980 kJ/g
• D)3960 kJ/g

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Definitions:

Control Arms

Components in a vehicle's suspension system that link the chassis to the wheel hub, facilitating smooth movement and steering.

Ball Joints

Pivotal bearings in a vehicle's suspension system that connect the wheel hubs to the rest of the suspension, allowing for smooth steering and suspension movement.

Upper Steering Pivot

A pivot point in steering mechanisms allowing for the rotation of wheels, essential for vehicle maneuverability.

MacPherson Strut

A combined coil spring, shock absorber, and bearing plate used as a front suspension component in many front-wheel drive cars.