User Account

All Pages

Determining the sequence of changes

Assignment Help Chemistry
Reference no: EM131462115

An Ice cube tray contains 185 grams of water at 25 degree c.It is cooled until the water freezes ar 0 degree c and then the ice is cooled to -8.5 degree c. How many joules of energy were released by the water during this sequence of changes.? The specific heat of ice is 2.06 j/gK and the molar heat of fusion of water is 6.01 kj/mol.

Reference no: EM131462115

Questions Cloud

What are your most valuable skills : In the past, company loyalty and ability to assume increasing job responsibility usually ensured advancement within an organization.
Consider possible root causes of the ofi : Describe the problem or OFI that you have selected for your MAP. Why is it important to resolve this problem right now?
How texting is effecting business communications : How Texting is effecting Business Communication- the pro's and con's, the ways to do it effectively, how the future is shaping up for texting in business world.
Developing and making a proposal : Explain why a more careful study of the impact of closing Cincinnati must be undertaken because it is unlikely that Don's expected increase in firm profit
Determining the sequence of changes : How many joules of energy were released by the water during this sequence of changes.? The specific heat of ice is 2.06 j/gK and the molar heat of fusion.
Plot the water depth against distance : ENV3104 Hydraulics II 2017 Assignment. Plot the water depth against distance. Modify the model to accommodate the design storm hyetograph
Total shareholders equity : On January 1, 2015, XYZ purchases 10 million shares of ABC for $600 million in cash. Total Shareholder’s Equity:
List all the activities involved in operations management : What is the difference between an analytical and a synthetic manufacturing process? Give an example of each type of process.
Who purchases the one year treasury bill : what is the expected real rate of return for an investor who purchases the 1-year Treasury bill?

Reviews

Write a Review

Chemistry Questions & Answers

  Explain how much potassium oxalate can be added

How much potassium oxalate can be added to 158.0 mL of 0.35 M [Cu(NH3)4]Cl2 before a precipitate of CuC2O4 begins to form?

  Evaluate the photon energy(ev) and work function(ev).

The wavelength is 6100 Angstrom and the stopping potential is 0.5(eV). calculate the Photon Energy(eV) and Work function(eV).

  Define annual energy consumption in the united states

World energy supplies are often measured in the unit of quadrillion British thermal units (1012 Btu), generally called a "quad." In 2015, world energy consumption is projected to be 5.81 ×1017kJ.

  Explain the approximate location in the ir spectrum

Indicate the approximate location (cm-1) in the IR Spectrum where you would expect to see one or two absorptions that distinguish the compounds in Diethyl Ether.

  Explain what mass of mg is formed from molten mgcl2

what mass of Mg is formed from molten MgCl2 if a current of 1.8 amps is passed through the sample for 16.7 hours

  Evaluate the mean activity coefficient for hcl

At 298k for the cel Pt(s)H2(1 bar)|HCl(0.124m)|AgCl(s)|Ag(s) the electrochemical potential was measured at 0.342V. Calculate the mean activity coefficient for HCl.

  How to calculate the abundance

the hypothetical metal Q with atomic mass of 68.33 has two isotopes ^67Q (isotopic mass 66.945 amu) and ^69Q (isotpes mass 68.958 amu) calculate the abundance of ^67Q in %

  Explain what is the maximum work that can be obtained

What is the maximum work that can be obtained from a 340 L tank of compressed air at 4350 PSI

  Explain sulfur forms a wide variety of compounds

Sulfur forms a wide variety of compounds in which it has +6, +4, +2, 0 and -2 oxidation states. Give examples of sulfur compounds having each of these oxidation states

  Compute the molar repulsion energy

Compute the molar repulsion energy between two nitrogen's nuclei if they are separated by 1.1 Angstroms assume that no electrons are present.

  What is the heat released

C3H8 + 5O2 reacts to yield 3CO2 + 4H2O +488 kJ What is the heat released if 2.5 moles of C3H8 reacts completely with oxygen?

  Explain the maximum energy that a hydrogen atom

THE IONIZATION ENERGY OF HYDROGEN. In a normal hydrogen atom, the electron is in the lowest energy state. The maximum energy that a hydrogen atom can have is 0 cm-1

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