Calculate the Heat Released When 25

question 178

Multiple Choice

Calculate the heat released when 25.0 g of steam at 100 °C condenses to a liquid at 100 °C.The specific heat of water is 1.00 cal/(g x °C) ;the heat of fusion is 80.0 cal/g;and the heat of vaporization is 540.0 cal/g.

• A)3.20 cal
• B)21.6 cal
• C)25.0 cal
• D)2.00 x 103 cal
• E)1.35 x 104 cal

Grasp the steps and reasoning processes of the scientific method.

Recognize the importance and fundamentals of taxonomy in biology.

Distinguish between prokaryotic and eukaryotic organisms and their characteristics.

Understand the diversity of life and the criteria for classifying organisms into specific taxa.

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Definitions:

Pesticide Residue

The traces of chemicals that remain on or in crops, fruits, vegetables, and soil after pesticide application, which can pose health risks.

Clean Water Act

U.S. federal law that regulates the discharge of pollutants into the nation's surface waters, including lakes, rivers, streams, and coastal areas.

Wetlands

Areas where water covers the soil, or is present either at or near the surface of the soil all year or for varying periods of time during the year, including swamps, marshes, and bogs.

Community Right-to-Know Act

U.S. federal law that requires industries to report storage, use, and releases of hazardous substances to inform community safety and health.