The enthalpy of fusion,or heat of fusion (ΔHfusion) ,of water is positive and corresponds to which physical change?
A) H2O(g) → H2O(s)
B) H2O(l) → H2O(s)
C) H2O(s) → H2O(l)
D) H2O(s) → H2O(g)
Correct Answer:
Verified
Q21: At constant pressure,the combustion of 30.00 g
Q22: At 25°C the heat of fusion of
Q23: When 0.700 g of anthracene,C14H10,is combusted in
Q24: When 2.500 mol of CH4(g)reacts with excess
Q25: Which is the most exothermic reaction?
A)CH4(g)+ 2
Q27: Sodium metal reacts with water to produce
Q28: Water has an unusually high
A)electrical conductivity.
B)heat of
Q29: In the lab,you mix two solutions (each
Q30: When 50.0 mL of 0.400 M Ca(NO3)2
Q31: Calculate the total quantity of heat required
Unlock this Answer For Free Now!
View this answer and more for free by performing one of the following actions
Scan the QR code to install the App and get 2 free unlocks
Unlock quizzes for free by uploading documents