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Author Question: A quantity of mercury occupies 400.0 cm3 at 0C. What volume will it occupy when heated to 50C? ... (Read 81 times)

ishan

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on: Jul 29, 2018
A quantity of mercury occupies 400.0 cm3 at 0C. What volume will it occupy when heated to 50C? Mercury has a volume expansion coefficient of 180  10-6 K-1.
 
  A) 450 cm3
  B) 409.7 cm3
  C) 403.6 cm3
  D) 401.8 cm3

Question 2

A car starts out when the air temperature is 288 K and the absolute (total) air pressure in the tires is 500 kPa. After driving a while, the temperature of the air in the tires increases to 298 K.
 
  What is the pressure in the tires at that point, assuming their volume does not change? A) 129 kPa
  B) 483 kPa
  C) 507 kPa
  D) 517 kPa
  E) 532 kPa


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durant1234

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Reply #1 on: Jul 29, 2018
Answer to Question 1

C

Answer to Question 2

D


ishan

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Reply 2 on: Jul 29, 2018
Gracias!

xiaomengxian

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Reply 3 on: Yesterday
Great answer, keep it coming :)

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