Define what is the final temperature inside the calorimeter

Assignment Help Chemistry
Reference no: EM13196728

One piece of copper jewelry is 123 degrees C has exactly twice the mass of another piece, which is at 44 deg C. Both pieces are placed in a calorimeter whose heat capacity is negligible. What is the final temperature inside the calorimeter (c of copper = .387 J/gK)

Reference no: EM13196728

Questions Cloud

Compute the percentage of nehohetramine : the excess HCl required 5.99 mL of 0.0983 M NaOH for titration. Calculate the percentage of nehohetramine in the sample.
State what was the unknown volume : If the final temperature is 23.5 deg C, what was the unknown volume? (no heat was lost to the surroundings, d of water is 1 g/mL)
Define what kinetic energy must the electrons : What kinetic energy must the electrons have in order to resolve a protein molecule that is 5.10 nm in diameter? Take the mass of an electron to be 9.11× 10-31 kg.
What break-even resale price in three years : What break-even resale price in three years will make you indifferent between buying and leasing?
Define what is the final temperature inside the calorimeter : Both pieces are placed in a calorimeter whose heat capacity is negligible. What is the final temperature inside the calorimeter (c of copper = .387 J/gK)
Capital budgeting decisions in npv and irr : There are other measures used in capital budgeting decisions other than NPV and IRR. What are those measures? What are their weaknesses as compared to NPV/IRR
Explain what was the initial temperature of the ethylene : a car radiator coolant, loses 999J of heat. What was the initial temperature of the ethylene glycol if the final temp is 32.5 degrees C
Compute the change in entropy of the system : Calculate the change in entropy of the system and the surroundings and the total entropy change if four moles of an ideal gas is expanded isothermally
Compute the flux of co2 to the atmosphere : Calculate the flux of CO2 to the atmosphere (in kg/yr), given that its atmospheric concentration is 360 ppm and its atmospheric residence time is 4 years.

Reviews

Write a Review

Chemistry Questions & Answers

  Determine the change in internal energy of the gas

Determine the change in internal energy of the gas express your Answer in units of kJ and operates for nine minutes to heat the gas in a cylinder

  How many grams of h3po4 is needed to prepare solution

Calculate the volume in, mililiters, of a 1.50M NaHCO3 solution that provides 28.0g NaHCO3, How many grams of H3PO4 is needed to prepare 550mL of a 0.31N solution?

  What is the maximum methylamine that can coexist

If the Ksp of Fe(OH)2 is 7.9 × 10-16, what is the maximum [Fe2+] that can coexist with these solutes in the solution?

  What is the value of k at 75°c

The rate constant of a reaction is 4.7 10-3 s-1 at 24°C and the activation energy is 33.6 kJ/mol. What is the value of k at 75°C?

  Nuclear energy program and instead converted to energy

Iranian President Mahmoud Ahmadinejad has a mass of 130 lbs. If Iran abandoned it's nuclear energy program and instead converted its President entirely to energy

  How many grams of acetylene are produced

how many grams of acetylene are produced by adding water to 5g of CaC2?

  What are the approximate percentages of each

the atomic mass of chlorine is listed as 35.454 amu on the periodic table. it has two naturally occurring isotopes, Cl-35 and Cl-37. what are the approximate percentages of each?

  State water over the temperature range

Assume that the coffee has the same density, 0.997 g/mL, and specific heat capacity, 4.184 \rm J/(g\K), as water over this temperature range. I got 1.64 x 10^20 photons for my answer, but i keep getting told that x 10 is not supposed to be in the ..

  Define what volumes of sulfur dioxide and dihydrogen sulfide

What volumes of sulfur dioxide and dihydrogen sulfide gases are necessary to produce 11.4 L of water vapor? The balanced equation is SO2 + 2 H2S à 3 S + 2 H2O.

  State charge balance equations that describe the system

Consider an aqueous solution that is saturated with lead iodide, lead sulfate and 0.10 M K2SO4 (a strong electrolyte). Write mass and charge balance equations that describe the system

  How much heat is lost by the warm water

the mass of water is 92.6 grams, the initial temperature of the water is 58.9 degrees celsius, the mass of teh liquid nitrogen added to the water is 57.1 grams, and the final temperature after the liquid nitrogen has vaporized is 29.6 degrees cels..

  State synthetic polypeptides can assume an helical structure

Synthetic polypeptides can assume an helical structure under appropriate conditions. Indicate whether polylysine and polyglutamate form an helix

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