User Account

All Pages

Explain a gaseous reaction occurs at a constant pressure

Assignment Help Chemistry
Reference no: EM13299412

A gaseous reaction occurs at a constant pressure of 50.0 atm and releases 67.9kJ of heat. Before the reaction, the volume of the system was 8.80L . After the reaction, the volume of the system was 2.80L .Calculate the total internal energy change in kilojoules.

Reference no: EM13299412

Questions Cloud

Explain solution of the weak base ammonia nh3 : What is the pH of a 0.15 M solution of the weak base ammonia (NH3). The Ka of the conjugate acid is (NH4) is 5.6e-10.
Unit product cost for the month under absorption costing : What is the unit product cost for the month under variable costing and what is the unit product cost for the month under absorption costing?
What is shamus mass on the moon : Shamu weighs 10000 lbs. on earth. What is Shamu's mass (in kg) on Earth, What is shamu's mass (in kg) on the moon
What is your expected starting salary : Without considering the additional educational years or the time value of money, what is your expected starting salary as well as the standard deviation of that starting salary?
Explain a gaseous reaction occurs at a constant pressure : A gaseous reaction occurs at a constant pressure of 50.0 atm and releases 67.9kJ of heat. Before the reaction, the volume of the system was 8.80L . After the reaction, the volume of the system was 2.80L .Calculate the total internal energy change ..
What is your aproxx real rate of return on this investment : You purchased a stock for 47.10, over course of a yr you got $2.40 per share in dividends and inflation avged 3.4 percent. Today you sold your shares for 49.50 a share. What is your aproxx real rate of return on this investment?
How to calculate the fraction of hexane molecules : Consider a 20 mol % mixture of hexane (P°=72kPa) in toluene (P°=35kPa). Calculate the fraction of hexane molecules that reside in the vapor above the solution.
At what current will the power be transmitted : ten megawatts of electricty is to be transmitted over a power line of resistance 4 ohms. At what current will the power be transmitted
Would this cost be a controllable or a noncontrollable cost : Consider storewide electricity cost. Would this cost be a controllable or a noncontrollable cost for the manager of sporting goods? Would it be useful to include a share of storewide electricity cost on the perforance report for sporting goods?

Reviews

Write a Review

Chemistry Questions & Answers

  State the half-reaction method

Using the half-reaction method, balance the following oxidation-reduction reaction which occurs in acidic solution. Be sure to show the each step in balancing both half-reactions

  Calculate the number of moles of gas in the sample

A sample of nitrogen gas in a 4.4-L container at a temperature of 35°C exerts a pressure of 3.7 atm. Calculate the number of moles of gas in the sample.

  Explain in detail how to calculate the activation energy

For the Reaction CO(g) + Cl2(g) -> COCl2(g), the rate constant increases 1500 times when the temperature rises from 150C to 250C. Calculate the activation energy, in kJ/mol, for this reaction. Assume frequency factor is constant for both temperatu..

  Explain important to have a set of standard conditions

What are the standard conditions of temperature and pressure, and why is it important to have a set of standard conditions

  State acetic acid by catalytic carbonylation of methanol

Describe 3 uses of rhodium as a catalyst (written description and the balanced chemical equation) for its use in 1) three way catalytic converters on cars 2) the manufacture of acetic acid by catalytic carbonylation of methanol, called the Monsanto p..

  Explain and compare the numbers you have just calculated

Compare the numbers you have just calculated with the vapour pressures of water at these temperatures. Can you suggest a reason why the two sets of numbers are so different?

  Which species is the best reducing agent

Which species is the best reducing agent?

  Explain nitrogen forms more oxides than any other element

Nitrogen forms more oxides than any other element. The percents by mass of N in three different nitrogen oxides are (I) 46.69% (II) 36.85% (III) 25.94%. For each compound, determine

  What is the temperature change

If 88 J of heat are added to a pure gold coin with a mass of 20 g, what is its temperature change? Specific heat capacity of gold is 0.128 J/g'C

  Explain nuclear disintegrations per second

The activity of a radioactive sample is the number of nuclear disintegrations per second, which is equal to the first-order rate constant times the number of radio-active nuclei present.

  Compute the reactor volume and space

Compute the reactor volume and space time to get 90% conversion in a PFR and in a CSTR

  State the mass of an ice cube its initial tempature

The mass of an ice cube is 18.7 g, and its initial tempature is -14.4 degree C. The water resulting from the melted ice reaches the tempature of your skin,

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!

Submit Assignment

Academics

Major Subjects

Majors

Get In Touch

whatsapp: +1-415-670-9521

Phone: +1-415-670-9521

Email: [email protected]

TERMS & POLICIES

HELP & SUPPORT

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