If You Add 900 KJ of Heat to 900 G

question 69

Multiple Choice

If you add 900 kJ of heat to 900 g of water at 90.0°C, how much water is left in the container? The latent heat of vaporization of water is 22.6 × 10⁵ J/kg.

• A)518 g
• B)258 g
• C)340 g
• D)600 g
• E)none

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Definitions:

Trading Possibilities Curve

A graph that shows the maximum amount of goods a country can produce, given its resources, and hence the possible extents of trade with other countries.

International Exchange Ratio

The rate at which the goods and services of one country can be traded for those of another.

Production Possibilities Curves

A graphical representation that shows the maximum possible output combinations of two goods or services an economy can produce given its available resources and technology.

Comparative Advantage

The proficiency of either a person, a company, or a country in crafting a good or providing a service, which comes at a lesser opportunity cost than that offered by rival parties.