The Coefficient of Thermal Expansion of Water at 20ºC Is

question 39

Multiple Choice

The coefficient of thermal expansion of water at 20ºC is 0.207 x 10^-3 K^-1 A thin glass tube contains a 75.0 cm column of water at 20ºC. If the thermal expansion of the glass tube is negligible, by how much does the length of the column of water expand when it is heated to 80ºC?

• A) 3.1 mm
• B) 9.3 mm
• C) 12.4 mm
• D) 4.1 mm
• E) 28 mm

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