Which of the Following Processes Will Result in the Lowest

question 37

Multiple Choice

Which of the following processes will result in the lowest final temperature of the metal-water mixture at equilibrium? The specific heat of cobalt is 0.421 J/(g ∙ °C) .

• A)the addition of 100 g of cobalt at 95°C to 80 mL of water at 25°C in an insulated container
• B)the addition of 100 g of cobalt at 95°C to 100 mL of water at 25°C in an insulated container
• C)the addition of 100 g of cobalt at 95°C to 40 mL of water at 25°C in an insulated container
• D)the addition of 100 g of cobalt at 95°C to 20 mL of water at 25°C in an insulated container
• E)the addition of 100 g of cobalt at 95°C to 60 mL of water at 25°C in an insulated container

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Definitions:

Strip Cropping

An agricultural practice where crops are grown in alternating strips to reduce soil erosion and encourage biodiversity.

Contour Farming

An agricultural technique where farming practices like plowing are done parallel to the contours of the land, aimed at reducing soil erosion.

Terracing

The practice of creating flat platforms on sloped land, often used in agriculture to reduce soil erosion and support water conservation.

Water Pollution

The contamination of water bodies (e.g., lakes, rivers, oceans, aquifers) by harmful substances or heat, negatively affecting aquatic ecosystems and human health.