How much heat is released when 30 g of water at 96°C cools to 25°C? The specific heat of water is 1 cal/gºC.

Oa

b

ano

2,130 cal

0.213 cal

-2,130 cal

-0.213 cal

Why does water have a high surface tension? Hydrogen bonding keeps water molecules close together. Water is a liquid at room temperature. Water molecules contain 18 electrons. The lengths of the bonds in water molecules can change.

Solids that are made up of particles arranged in repeating geometric patterns are called (blank)

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