Methanol Can Be Produced from Carbon Monoxide and Hydrogen with Suitable

question 6

Multiple Choice

Methanol can be produced from carbon monoxide and hydrogen with suitable catalysts: CO(g) + 2 H₂(g) → CH₃OH(l) at 25°C ΔH° = -128.1 kJ and ΔS° = -332 J/K
Find ΔG° at 25°C.

• A)-157.2 kJ
• B)-29.1 kJ
• C)98.9 kJ
• D)157.2 kJ

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Definitions:

Hygroscopic

A property of substances to absorb moisture from the air.

DOT 3

A type of brake fluid that exceeds certain specifications for boiling point and composition, suitable for many vehicles.

DOT 4

A type of brake fluid designated by the Department of Transportation, having specific boiling point and composition standards for vehicle braking systems.

Pushrod

A component in certain engines that transfers motion from the camshaft to open and close the valves.