How much pv work is done

Assignment Help Chemistry
Reference no: EM13165270

Used in welding metals, the reaction of acetylene with oxygen has deltaH = -1255.5 kJ

C2H2 (g) + 5/2 O2 (g) --> H2O (g) + 2CO2 (g) deltaH = -1255.5 kJ

How much PV work is done (in kilojoules) and what is the value of deltaE (in kilojoules) for the reaction of 6.50g of acetylene at atmospheric pressure if the volume change is -2.80 L?

Reference no: EM13165270

Questions Cloud

Describe how le chatelier''s principle affects the extent : Explain how Le Chatelier's Principle affects the extent of the dissociation of acetic acid in a buffer that is 0.10 M acetic acid and 0.10 M acetate ion
Stage of the product life cycle is cake mix : General Mills Warm DelightsTM: Indulgent, Delicious and Gooey! I recommend we all taste test Warm Delights prior to discussing the following questions:  In what stage of the product life cycle is cake mix in the U.S.?
State ice will be after the system reaches equilibrium : Assume the total heat capacity of the air C air=30 J/K. Describe what's the likely ice will ne after the system reaches equilibrium. b) Estimate theliekly final temperature after reaching equilibrium
What is the total pressure in atm : A tank contains helium gas at 490. mmHg, nitrogen gas at 0.750 atm, and neon at 520. torr. What is the total pressure in atm?
How much pv work is done : How much PV work is done (in kilojoules) and what is the value of deltaE (in kilojoules) for the reaction of 6.50g of acetylene at atmospheric pressure if the volume change is -2.80 L?
Determine the best sales mix : Determine the best sales mix. Rank the services offered in order of their profitability and what would be the total contribution margin generated by Ortiz, assuming the weight-loss support group has the maximum number of patient billings?
Compute the total hardness in ppm : exactly 16.9mL of EDTA are required to reach the EBT endpoint. calculate the total hardness in ppm CaCO3.
Describe the solid state according to the kinetic-molecular : account for each of the following properties of solids: the definite volume, the relatively high density of solids, the extremely low rate of diffusion.
Explain the main concept behind the vsepr theory : explain the main concept behind the VSEPR theory of molecular shape. how do both number and type of electron pairs influence the shape of a molecule?

Reviews

Write a Review

Chemistry Questions & Answers

  What will be the volume of the gas

a dry gas, held at a constant temperature, occupies a volume of 24.8 mL at 725 torr. What will be the volume of the gas at 800 torr

  How many grams of sucrose c12h22o11 must be added

how many grams of sucrose C12H22O11 must be added to 522g of water to give a solution a vapor pressure 2.0mmHg less than that of pure water at 20 degrees celsius

  Analyze the societal implications of using this process

Discuss in detail, one way in which atomic nuclear decay takes place. What is the significance of atomic nuclear decay? Analyze the societal implications of using this process.

  Define ferrocene cannot be nitrated using the conventional

Ferrocene cannot be nitrated using the conventional HNO3-H2SO4 mixed acid conditions, even though nitration is an electrophilic

  Ammonium chloride added to water produce simple solution

Does ammonium chloride added to water produce a simple solution, does the ammounium chloride dissociate or does a chemical reaction occur resulting in a new set of compounds.

  What will the volume of the gas be

A gas has a volume of 150 ml when its pressure is 0.947 atm. What will the volume of the gas be at a pressure of .987 atm, if the temperature remains constant

  What is the partial pressure of o2

A mixture of CO, CO2 and O2 is contained within a 275 mL ?ask at 0 ? C. If the total pressure is 780 torr, the CO has a partial pressure of 330 torr and the CO2 has a partial pressure of 330 torr, what is the partial pressure of O2

  How many grams of water were in the sample

a 70g piece of ice at 0c is added to a sample of water at 6c, all of the ice melts and the temp of the water decreases to 0c, how many grams of water were in the sample?

  How many grams of oxygen are present

Oxygen makes up 46.7 % by mass of the Earth's crust. How many grams of oxygen are present if a sample of the Earth's crust has a mass of 335 g

  What is the total combined mass of carbon dioxide and water

An automobile gasoline tank holds 21kg of gasoline. When the gasoline burns, 86kg of oxygen is consumed and carbon dioxide and water are produced.

  How many grams of ce will remain

The half-life of 137Ce is 30. years. If we have 150.000 g of 137Ce now, how many grams of Ce will remain in 150. years?

  Explain the final temperature of the gas

The final temperature of the gas, Would it be feasible to make ethanol, C2H5OH, by the following reaction ( under standard conditions and 25 degrees C)

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