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Home Q & A Board Science-Related Homework Help Physics
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mikael mikael
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9 years ago

 
A glass flask has a volume of  900 ml at a temperature of 20°C. The flask contains 893 ml of mercury at an equilibrium temperature of 20°C.  The temperature is raised until the mercury reaches the 900 ml reference mark. The coefficients of volume expansion of mercury and glass are 18 × 10-5K-1 and 2.0 × 10-5K-1, respectively. The temperature at which this occurs, in °C, is closest to: 
A)
 
69 
B)
 
59 
C)
 
49 
D)
 
64 
E)
 
79 
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padrepadre
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9 years ago
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mikael Author
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9 years ago
Thanks sir, you couldn't have put it any easier.
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