State the normal boiling point of ethanol

Assignment Help Chemistry
Reference no: EM13164479

The normal boiling point of ethanol (C2H5OH) is 78.3 °C and its molar enthalpy of vaporization is 38.56 kJ/mol. What is the change in entropy in the system in J/K when 62.2 grams of ethanol at 1 atm condenses to a liquid at the normal boiling point?

Reference no: EM13164479

Questions Cloud

The dining philosophers problem : Assume the Dining Philosophers problem. Explain the problems and assess what will happen if we allow the following code:a) Pick up chopstick on right, If chopstick on left is free, take it; else drop right chopstick. When done, drop both chopsticks.
Should fuelsource recognize a provision : Should FuelSource recognize a provision as of December 31, 20X1, (1) in reporting to itsU.K. parent under IFRSs and (2) in reporting to its U.S.-based lender in accordance withU.S. GAAP?
State what is the reaction order with respect to no : Plot NO2 versus time, ln NO2 vs time, and 1/NO2 vs time. Which graph yields the best straight line? what is the reaction order with respect to NO2? Briefly explain
How many molecules of ethanol are present : How many molecules of ethanol are present in 125mL of ethanol? The density of ethanol is 0.789g/cm^3.
State the normal boiling point of ethanol : The normal boiling point of ethanol (C2H5OH) is 78.3 °C and its molar enthalpy of vaporization is 38.56 kJ/mol. What is the change in entropy in the system in J/K when 62.2 grams of ethanol
Design, write, and test a program : Design, write, and test a program that represents some of the aspects of a student
Programmer does not have to use the def statement : Unlike Z+-, the programmer does not have to use the DEF statement to create a variable. Instead, the programmer can simply use the variable. The first use of the variable creates it and initializes it to 0.
State the complete eigen-function of the molecule : Before the collision what is the complete Eigen-function of the molecule? assuming the surface is located at x=0, and V (x =0)=0 and tha tthe molecule is located at a position X>>0. which means the molecule can be treated as a free mass in the re..
Implement a class to represent a matrix : Implement a class to represent a matrix. While doing this exercise, you are allowed only to use C++ primitive types and arrays. You may not use STL in your Matrix definition. You must use dynamic memory.

Reviews

Write a Review

Chemistry Questions & Answers

  Which phase transitions more likely to occur

which phase transitions more likely to occur?

  Calculate [h+], [oh -], and the ph for this solution

A solution is prepared by mixing 75.0 mL of 5.00 M HCl and 40.0 mL of 8.00 M HNO3. Water is then added until the final volume is 1.00 L. Calculate [H+], [OH -], and the pH for this solution.

  What is the ph

What is the pH when 100 mL of 0.1 M HCl is titrated with 50 mL of 0.2 M NaOH?

  Determine how much mixture should be drained

The % of antifreeze should be raised to twenty five percent by draining some of the mixture and adding 100% antifreeze determine how much mixture should be drained?

  What is the mass of the reactants

A 14.0 g sample of X combines with a 26.2 g sample of Y to form the compound XY2. What is the mass of the reactants.

  Compute the uncertainty in position

Considering the Heisenberg's uncertainty principle, compute the uncertainty in the position of: a 1.50-mg mosquito moving at a speed of 1.40 m/s (if the speed is known to within a + or - 0.01 m/s)

  Explain thermochemistry and periodic properties of elements

Thermochemistry and Periodic Properties of Elements. State which atom is larger according to periodic trends. Explain the difference for each of the pairs.

  What color- red or blue- would you expect

What color- red or blue- would you expect each of the following to produce when added to litmus

  What is the name of this hydrate

On heating 5.03 g of hydrated barium chloride, 4.23 g is left behind. What is the name of this hydrate?

  To what temperature (oc) will the tank need to be heated

A 1L steel tank has a safety valve that opens when the internal pressure exceeds 850 torr. The tank is filled with He at 23 oC and 0.991 atm.

  Compute the total concentration of lead for a system

Calculate the total concentration of lead for a system containing a fixed concentration (0.01 M) of KI. Note (s) denotes solid and (aq) denotes aqueous

  What is its new volume

A person breathes 2.6 L of air at -110 C into her lungs, where it is warmed to 370C. What is its new volume?

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd