How much heat is required

Assignment Help Chemistry
Reference no: EM13145511

The heat of vaporization of benzene, C6H6 , is 30.8 kJ/mol at its boiling point of 80.1 °C. How  much heat is required to vaporize 128 g benzene at its boiling point  ?

Reference no: EM13145511

Questions Cloud

Government regulations or laws : When there are conflicts, how might government regulations or laws tilt the firm toward 'doing good'?
Describe what would happen to cell division : Why is it beneficial for a cell signaling pathway to be coupled to a MAP kinase cascade which essentially activates a number of MAP kinase proteins via phosphorylation?
Find probability that first card is a two and second is ten : Find the probability that the first card is a two and the second card is a ten. Round your answer to three decimal places.
What is a potential cascading effect to everglades flora : What would be a potential cascading effect to the Everglades flora and fauna as a result of interspecific competition.
How much heat is required : The heat of vaporization of benzene, C6H6  , is 30.8 kJ/mol at its boiling point of 80.1 °C. How   much heat is required to vaporize 128 g benzene at its boiling point  ?
Find the temperature of the hcl : A student measures out 100.0 ml of 1.00 M HCl and places it in a styrofoam cup. The temperature of the HCl is 22.30C. She then addes 1.002 g of MgO to the cup.
International financial reporting standards : Which of the following is not a required segment reporting disclosure according to International Financial Reporting Standards?
Prove that the new process has smaller variance : The hole diameter is carefully measured (in cm) for 12 randomly chosen parts. At α = .05, do these independent random samples prove that the new process has smaller variance?
Estimated manufacturing overhead : The predetermined manufacturing overhead rate for 2010 was $4.00 per direct labor hour; employees were paid $5.00 per hour. If the estimated direct labor cost was $75,000, what was the estimated manufacturing overhead?

Reviews

Write a Review

Chemistry Questions & Answers

  Calculate q, w, and e for melting of ice

The standard molar heat of fusion of ice is 6020 J/mol. Calculate q, w, and E for melting 1.00 mol of ice at 0C and 1.00 atm pressure.

  Difference between theories, hypotheses and laws

What are the major differences between "theories", "hypotheses" and "laws". What is an example that would explain them.

  What is the concentration of f- in the new solution

When 20 mL of a 120 mL stock solution containing 2 M BaF2 is diluted to 80 mL, what is the concentration of F- in the new solution.

  Indicate which element is reduced

You are given some reactions as a. Cl2(aq) + 2NaI(aq)= I2(aq) + 2 NaCl(aq), b. Br2(l) + 2K(S)=2KBr(s), c. Pbs( s) + 4H2O2(aq)= PbSO4(s) + 4H2O(l) you just need to Indicate which element is reduced and which is oxidized in the given equations?

  What is rate of change of the total pressure of the vessel

If the partial pressure of NO is decreasing at the rate of 32 torr/min, what is the rate of change of the total pressure of the vessel?

  Calculating the wavelength and energy

The blue color of the sky is due to the scattering of sunlight by the molecules in the air. The blue light has a frequency of about 7.5 x 10^14 Hz.

  What percentage of the original cobr2 actually decomposed

Carbonyl bromide decomposes to carbon monoxide and bromine.  COBr2 (g) ↔ CO(g) + Br2 (g) Kc is 0.190 at 73?C. If you place 0.500 mol of COBr2 in a 2.00 L flask and heat it to 73  ?C,

  Calculate the difference in pressure

12.0 moles of gas are in a 8.00 L tank at 23.2 C. Calculate the difference in pressure between methane and an ideal gas under these conditions.

  What is the molar concentration of the ammonia

If 18.5 mL of 0.800 M HCl solution are needed to neutralize 5.00 mL of a household ammonia solution, what is the molar concentration of the ammonia.

  What would the volume of the oxygen be

A certain mass of oxygen was collected over water when potassium chlorate was decomposed by heating. The volume of the oxygen sample collected was 870 mL at 40C and a barometric pressure of 755 torr.

  Evaluate the partial pressure of the he gas

Mixture also contains He (helium gas). determine the partial pressure of the He gas?

  What is the pressure predicted by the van der waals equation

Consider 20.0 moles of CO2 in a 1.0 liter container at 300.0 K. What is the pressure predicted by the van der Waals equation.

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