Explain what will the final temperature of the hg be

Assignment Help Chemistry
Reference no: EM13295790

Between 0 degrees Celsius and and 30 degrees Celsius, mercury has a specific heat of 0.138 J/g*C. If 200 J of heat are removed from 100 g of Hg at 20 degrees Celsius, what will the final temperature of the Hg be? (Hint: This is an exothermic process because the Hg is losing heat.)

Reference no: EM13295790

Questions Cloud

Write an expression for the position of the mass : A mass of 0.25 kg is attached to a horizontal spring with a spring constant of 4.0 N/m. Write an expression for the position of the mass as a function of time
Was this a just result under nozicks view of property right : In 1962, the Atlantic Cement Company began operating a cement plant outside of Albany, New York. The company employed over 300 local residents, and by 1970, had invested $45 million in the plant. The plant emitted large amounts of pollution, however,..
An expert panelist at the next society for human resource : Assume that you have been selected as an expert panelist at the next Society for Human Resource Management seminar to discuss the future of federal employees. Discuss at least two points that you would address in your speech regarding their fut..
Write an expression for the position of the mass : A mass of 0.25 kg is attached to a horizontal spring with a spring constant of 4.0 N/m. Write an expression for the position of the mass as a function of time
Explain what will the final temperature of the hg be : Between 0 degrees Celsius and and 30 degrees Celsius, mercury has a specific heat of 0.138 J/g*C. If 200 J of heat are removed from 100 g of Hg at 20 degrees Celsius, what will the final temperature of the Hg be
Health care workers to model mental-physical and spiritual : How realistic is it to expect health care workers to model mental, physical, and spiritual health? If Americans tend to be overweight, underactive workaholics who experience burnout, why should health care workers be any different?
Caculate the value of the daain source resistance r ds : An enhancement type nmos transistor with Vt = .7 V conducts iD= 100 micro A .. when V GS = V DS = 1.2 V . Find the value of i D for V GS = 1.5 V and V DS = 3V . caculate the value of the daain source resistance r DS for small V DS and V GS = 3.2 V
Explain water in a coffee-cup calorimeter : When a 5.60 g sample of solid sodium hydroxide dissolves in 100.0 g of water in a coffee-cup calorimeter, the temperature rises from 22.3 degrees Celsius to 41.6 degrees Celcius.
Compute the constant angular acceleration of the wheel : A rotating wheel requires a time t = 4.32s to rotate 37.0 revolutions. What is the constant angular acceleration (rad/s2 of the wheel

Reviews

Write a Review

Chemistry Questions & Answers

  Explain the diagrams and the difference between a,b, and c

Plot on the same graph the indicator diagrams for the isothermal reversible expansion of (a) a perfect gas, (b) a Van der Waals gas for which a=0 and b=5.11 x 10^-2 dm3 mol -1, and (c) a Van der Waals gas for which a=4.2 dm6 mol-2 and b=0. Take Vi..

  Find the vapor pressure of pure c3h6br2

A solution that is a mixture of 0.4 mol C2H4Br2 and 0.6 mol C3H6Br2 has a vapor pressure of 145 mmHg at a particular temperature. Determine the vapor pressure of pure C3H6Br2 at this temperature,

  How many mililiters of hcl solution are needed

210 mg Ca(OH)2 and 210 Al(OH)3. A 8.3×10^-2 M HCl, which is similar to stomach acid, is used to neutralize 5.0mL of liquid antacid. How many mililiters of HCl solution are needed to neutralize Ca(OH)2, then Al(OH)3?

  What is the enthalpy of solution

A 4.50-g sample of LiCl at 25.0C dissovles in 25.0mL of water also at 25.0C. Th final equilibrium temerpature of the resulting solution is 60.8C

  Explain how many molecules were in the original solution

If you have 375 molecules in a 10^-4 dilution, how many molecules were in the original solution

  Explain the vapor pressure of water above the solution

The density of a 0.438 solution of potassium chromate at 298 is 1.063 .Calculate the vapor pressure of water above the solution. The vapor pressure of pure water at this temperature is 0.0313.

  Explain how sp3 hybridization occurs in each atom

describe how sp3 hybridization occurs in each atom. a) carbon b) nitrogen c) oxygen. If these elements use sp3 hybrid orbitals to form bonds, how many lone pairs of electrons would be found on each?

  At what ph will an solution of mn2+ begin to precipitate

At what pH will an aqueous solution of 0.210 M Mn2+ begin to precipitate as Mn(OH)2 at 25 °C? The Ksp for Mn(OH)2 is 1.9 x 10-13

  State a gaseous hydrogen and carbon containing compound

A gaseous hydrogen and carbon containing compound is decomposed and found to contain 85.63% C and % H by mass. The mass of 258 mL of the gas, measured at STP, was found to be 0.646 g. What is the molecular formula for this compound

  What is the mass of glucose in 362 ml of the solution

A 5.00 % m/m glucose solution has d = 1.02 g/mL. What is the mass of glucose in 362 mL of the solution.

  Compute the energy and in joules and calories

calculate the energy, in joules and calories, lost when 75.0 g of water cools from 86.4 degrees celsius to 2.1 degrees celsius

  Explain how many moles of nh4cl are necessary

how many moles of NH4Cl are necessary to prevent the precipitation of magnesium hydroxide (neglect change in volume due to addition of NH4Cl)? The solubility product for Mg(OH)2 is 1.5× 10-11, and the Kb for ammonia is 1.8 × 10-5.

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