According to the equation of state p = RT, if pressure remained ...

[cherise1989]

According to the equation of state p = RT, if pressure remained constant and the temperature increased
 
  A) the density would have to remain constant
  B) the density would have to increase
  C) the density would have to decrease
  D) the constant R would have to change

Question 2

Mercury is used in mercury barometers because
 
  A) it is very heavy - lighter fluids would require a much larger glass column
  B) it is very heavy - lighter fluids would require a much shorter glass column
  C) it is very light - heavier fluids would require a much larger glass column
  D) it is very light - heavier fluids would require a much shorter glass column

[Qarqy]

Answer to Question 1

Answer: C

Answer to Question 2

Answer: A

[cherise1989]

Thank you

[Qarqy]

Happy to help you