Question 1

What effect will decreasing the temperature of a liquid by 15 °C at constant pressure have on the magnitude of its vapor pressure?

Accepted Answer

A)   increase
B)   decrease
C)   no change
D)   Insufficient information given to determine.

Question 2

Which statement about the boiling point of water is incorrect?

Accepted Answer

A)   The boiling point is greater than 100 °C in a pressure cooker.
B)   The boiling point is less than 100 °C for locations at low elevations.
C)   At sea level and at a pressure of 760 mm Hg, the boiling point is 100 °C.
D)   In a pressure cooker, shorter cooking times are required due to the change in boiling point.

Question 3

Predict the predominate intermolecular force (London force, dipole-dipole, or hydrogen bonding) that would be associated with each of the following compounds.
-HCl ______________________________

Accepted Answer

The answer of Predict the predominate intermolecular force (London force,...

Question 4

)  In the calculation set-up below to determine how much heat is needed to convert 50 g of ice at ?20 °C to steam at 300 °C, which constant does C represent?
(A) (50 g) (20 °C)  + (heat of fusion) (50 g)  + (B) (50 g) (100 °C)  + (heat of vap.) (50 g)  + (C) (50 g) (200 °C)  = total heat

Accepted Answer

A)   specific heat of ice
B)   specific heat of water
C)   specific heat of steam
D)   heat capacity of water

Question 5

Predict the predominate intermolecular force (London force, dipole-dipole, or hydrogen bonding) that would be associated with each of the following compounds.
-BeF2 ______________________________

Accepted Answer

Exam 11: States of Matter

Predict the predominate intermolecular force (London force, dipole-dipole, or hydrogen bonding) that would be associated with each of the following compounds. -HCl ______________________________

Correct Answer
verified

What effect will decreasing the temperature of a liquid by 15 °C at constant pressure have on the magnitude of its vapor pressure?

Correct Answer
verified

) In the calculation set-up below to determine how much heat is needed to convert 50 g of ice at ?20 °C to steam at 300 °C, which constant does C represent? (A) (50 g) (20 °C) + (heat of fusion) (50 g) + (B) (50 g) (100 °C) + (heat of vap.) (50 g) + (C) (50 g) (200 °C) = total heat

Correct Answer
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Predict the predominate intermolecular force (London force, dipole-dipole, or hydrogen bonding) that would be associated with each of the following compounds. -BeF₂ ______________________________

Correct Answer
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Which statement about the boiling point of water is incorrect?

Correct Answer
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Exam 11: States of Matter

Predict the predominate intermolecular force (London force, dipole-dipole, or hydrogen bonding) that would be associated with each of the following compounds. -HCl ______________________________

Correct AnswerverifiedShow Answer

What effect will decreasing the temperature of a liquid by 15 °C at constant pressure have on the magnitude of its vapor pressure?

Correct AnswerverifiedShow Answer

) In the calculation set-up below to determine how much heat is needed to convert 50 g of ice at ?20 °C to steam at 300 °C, which constant does C represent? (A) (50 g) (20 °C) + (heat of fusion) (50 g) + (B) (50 g) (100 °C) + (heat of vap.) (50 g) + (C) (50 g) (200 °C) = total heat

Correct AnswerverifiedShow Answer

Predict the predominate intermolecular force (London force, dipole-dipole, or hydrogen bonding) that would be associated with each of the following compounds. -BeF2 ______________________________

Correct AnswerverifiedShow Answer

Which statement about the boiling point of water is incorrect?

Correct AnswerverifiedShow Answer

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Predict the predominate intermolecular force (London force, dipole-dipole, or hydrogen bonding) that would be associated with each of the following compounds. -BeF₂ ______________________________

Correct Answer
verified

Correct Answer
verified