The Heat of Vaporization of Water at 100°C Is 40

question 9

Multiple Choice

The heat of vaporization of water at 100°C is 40.66 kJ/mol.Calculate the quantity of heat that is absorbed/released when 7.00 g of steam condenses to liquid water at 100°C.

• A)15.8 kJ of heat are absorbed.
• B)15.8 kJ of heat are released.
• C)105 kJ of heat are absorbed.
• D)105 kJ of heat are released.

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Definitions:

Red Cones

Photoreceptor cells in the retina that are sensitive to red light, playing a critical role in color vision.

Color-blind

A visual impairment in which an individual has difficulty distinguishing between certain colors, typically red and green or blue and yellow.

Protanopia

A type of color blindness where individuals have difficulty distinguishing between red and green colors.

Deuteranopia

A type of red-green color blindness caused by the absence of or defect in the green cone cells in the eye.