How Many Moles of Carbon Atoms Are There in 5

question 18

Multiple Choice

How many moles of carbon atoms are there in 5 moles of ethanol (CH₃CH₂OH) ?

• A) 2.5 moles
• B) 5 moles
• C) 10 moles
• D) 30 moles
• E) 120 moles

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Definitions:

Hydraulic Brake Rotor

A critical component in hydraulic braking systems, the rotor is a disc that brake pads press against to create friction and slow down the vehicle.

Servo-type Hydraulic Drum Brake

A braking system which combines hydraulic pressure and mechanical servo action to increase braking efficiency, often found in vehicles.

Non-servo Type Brake

A brake design that relies purely on mechanical force without the aid of hydraulic pressure or servo mechanisms, typically found in simpler braking systems.