How Many Calories Are Released When 500 G of Water

question 73

Multiple Choice

How many calories are released when 500 g of water cools from 95.0°C to 25.0°C?

• A)35.0 cal
• B)70.0 cal
• C)1.25 × 10⁴ cal
• D)3.50 × 10⁴ cal
• E)4.75 × 10⁴ cal

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Definitions:

Guard Cells

Specialized cells in the epidermis of leaves, stems, and other organs that regulate the opening and closing of stomata to control gas exchange.

Dumbbell-Shaped

A description of an object or structure that is narrow in the middle and wider at both ends, resembling the shape of a traditional dumbbell used for exercising.

Mesophyll

The inner tissue of a leaf, containing many chloroplasts, where photosynthesis occurs.

Palisade

in plant biology refers to the layer of closely packed cells in the leaves of plants where photosynthesis predominantly takes place.