Question

In: Chemistry

Water has an unusually high specific heat, melting point, boiling point, and heat of vaporization as...

Water has an unusually high specific heat, melting point, boiling point, and heat of vaporization as compared to compounds of similar molar mass. Explain why.

Please show all work with the correct answer. Thank you!!!!

Solutions

Expert Solution

Compounds having molecular mass similar to that of water doesn't show hydrogen bonding upto that extent that is show by H2O molecule because oxygen is highly elctronegative atom and there is large electronegativity difference between oxygen and hydrogen atoms.


Related Solutions

Water has a very high boiling point and a very high specific heat. Explain the importance...
Water has a very high boiling point and a very high specific heat. Explain the importance of these two characteristics and how they contribute to life on earth
A) methanol has a normal boiling point of 64.6°C and a heat of vaporization H of...
A) methanol has a normal boiling point of 64.6°C and a heat of vaporization H of 35.2 kJ/mol. What is the vapor pressure of methanol at 12.0°C B) How much energy in kJ is needed to heat 5.00 g of ice from -10.0°C to 30.0°C? the heat of fusion of water is 6.02 kJ/mol, and the molar heat capacity is 36.6 J/mol K for ice and 75.3 J/mol K for liquid water
Ethanol has a heat of vaporization of 38.56kJ/mol and a normal boiling point of 78.4 ℃
Ethanol has a heat of vaporization of 38.56kJ/mol and a normal boiling point of 78.4 ℃ . What is the vapor pressure of ethanol at 17 ℃? Express your answer using two significant figures. Units in torr
Using the vlues for the heat of fusion, specific heat of water, and/or heat of vaporization,...
Using the vlues for the heat of fusion, specific heat of water, and/or heat of vaporization, calculate the amount of heat energy in each of the following: A) Kilocalories needed to melt a 525g ice sculpture at 0 degrees C and to warm the liquid to 15.o degrees C. B) Kilojoules released when 85.0g of steam condenses at 100 degrees C, cools ad freezes at 0 degrees C. Please show the formula and how so I can understand. For some...
Using the values for the heat of fusion, specific heat of water, and/or heat of vaporization,...
Using the values for the heat of fusion, specific heat of water, and/or heat of vaporization, calculate the amount of heat energy in each of the following: A. Joules released when 125g of steam at 100 C condenses and cools to liquid at 15.0 C. B. Kilocalories needed to melt a 525-g ice sculpture at 0 C and to warm the liquid to 15.0 C C. Kilojoules released when 85.0 g of steam condenses at 100 C, cools, and freezes...
Ethanol has a heat of vaporization of 38.56 kJ/mol and a normal boiling point of 78.4...
Ethanol has a heat of vaporization of 38.56 kJ/mol and a normal boiling point of 78.4 ∘C. What is the vapor pressure of ethanol at 12 ∘C?
Butane (C4H10) has a heat of vaporization of 22.44 kJ/mol and a normal boiling point of...
Butane (C4H10) has a heat of vaporization of 22.44 kJ/mol and a normal boiling point of -0.4 ∘C. A 250 mL sealed flask contains 0.65 g of butane at −22∘C. How much butane is present as a liquid at the boiling point? If the butane is warmed to 25 ∘C, how much is present as a liquid?
Butane (C4H10) has a heat of vaporization of 22.44 kJ/mol and a normal boiling point of...
Butane (C4H10) has a heat of vaporization of 22.44 kJ/mol and a normal boiling point of -0.4 ∘C. A 250 mL sealed flask contains 0.6 g of butane at −22∘C. How much butane is present as a liquid at the boiling point? If the butane is warmed to 25 ∘C, how much is present as a liquid?
How much heat is required? The Melting point of H2O(s) is Oc, the boiling point of...
How much heat is required? The Melting point of H2O(s) is Oc, the boiling point of H2O (l) is 100c, and H2O has the following thermodynamic data: Cm(H2O(l)) = 75.4 J/mol*C deltHfus = 6.01 kJ/mol Cm(H2O(g)) = 33.6 J/mol*C deltHvap = 40.67 kJ/mol How much heat is required to convert 25.0g of H2O(s) at 0c to H2O(g) at 115c?
Estimate the heat of vaporization of diethyl ether at its normal boiling point using Trouton’s rule...
Estimate the heat of vaporization of diethyl ether at its normal boiling point using Trouton’s rule and Chen’s rule and compare the results with a tabulated value of this quantity. Calculate the percentage error that results from using each estimation. Then estimate ΔH^v at 100°C using Watson’s correlation.
ADVERTISEMENT
ADVERTISEMENT
ADVERTISEMENT