Multiple Choice
How much heat is released when 115 g of steam at 100.0°C is cooled to ice at -15.0°C? The enthalpy of vaporization of water is 40.67 kJ/mol,the enthalpy of fusion for water is 6.01 kJ/mol,the molar heat capacity of liquid water is 75.4 J/(mol ∙ °C) ,and the molar heat capacity of ice is 36.4 J/(mol ∙ °C) .
A) 54.8 kJ
B) 299 kJ
C) 350 kJ
D) 380 kJ
Correct Answer:
Verified
Correct Answer:
Verified
Q13: On a phase diagram,the vaporization curve is
Q14: Why is water an extraordinary substance?<br>A) Water
Q15: On a phase diagram,the sublimation curve is
Q16: Give the term for the temperature at
Q17: Which of the following statements is TRUE?<br>A)
Q19: Which of the following compounds has the
Q20: List the compounds in order of decreasing
Q21: Define dynamic equilibrium.
Q22: How many compounds,of the ones listed below,have
Q23: Which of the following compounds exhibits hydrogen