If 20 Kg of Water at 0°C Is to Be Vaporized

question 64

Multiple Choice

If 2.0 kg of water at 0°C is to be vaporized, how much heat must be added?

• A)1080 cal
• B)1080 kcal
• C)1140 cal
• D)1280 cal
• E)1280 kcal

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Definitions:

Brain Size

The overall volume or mass of the brain, which can vary significantly between species and is often related to cognitive ability and complexity.

Expected Brain Size

An anticipated measurement or volume of the brain based on factors like age, genetics, and environmental conditions.

Flynn Effect

The observed substantial and long-term increase in both fluid and crystallized intelligence test scores measured in many parts of the world over the 20th century.

Intelligence Test

A standardized assessment designed to measure human intelligence, often through tasks evaluating various cognitive abilities.