Find the Temperature at Which Ethanol Boils on a Day

question 116

Multiple Choice

Find the temperature at which ethanol boils on a day in the mountains when the barometric pressure is 547 mmHg.(Given: The heat of vaporization of ethanol is 39.3 kJ/mol; the normal boiling point of ethanol is 78.3°C.)

• A)76.5°C
• B)69.9°C
• C)10.0°C
• D)77.9°C
• E)74.6°C

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Net Exports

The value of a country's total exports minus its total imports; a measure of a nation's foreign trade balance.

Exports

Goods or services produced in one country and sold to buyers in a foreign country.

Adam Smith

An 18th-century Scottish economist and philosopher, best known for his theories on free market economics and the 'invisible hand' concept.

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The ability of an individual, household, or country to meet all their needs without external assistance or international trade.