Explain the heat capacity of the nacl

Reference no: EM13238321

Compute the change in temperature when 2 g of sodium chloride is dissolved in 270.0 mL of water initially at 25 C. The heat capacity of water is 4.184 J/mL/K. Neglect the heat capacity of the NaCl.

Species ?fH (kJ/mol)

NaCl(aq) -407.3

NaCl(s) -411.2

Reference no: EM13238321

Questions Cloud

Why are groups in the us extremely critical of corporations : why are some groups in the U. S. extremely critical of corporations that earn growing profits Is this criticism a function of large CEO salaries or is something else driving these attacks

What is the net charge contained by the cube : Closed gaussian surfuce in the shape of a cube of edge length 2.00 m, with one corner at x=5.00m, y=4.00m, what is the net charge contained by the cube

How might the global financial crisis create opportunities : Address the following questions. Remember to cite any sources used, including the textbook (APA format is not required, but it is recommended). Choose a product and supplier from whom you would import the product.

Find the centripetal force that acts on the cycle : A motorcycle has a constant speed of 25.0 m/s as it passes over the top of a hill whose radius of curvature is 118 m, Find the centripetal force that acts on the cycle

Explain the heat capacity of the nacl : Compute the change in temperature when 2 g of sodium chloride is dissolved in 270.0 mL of water initially at 25 C. The heat capacity of water is 4.184 J/mL/K. Neglect the heat capacity of the NaCl.

How many movies would ray choose to see a month : Ray loves going to the movie theater. There is always something Ray is willing to see (or watch for a second or third time!). The table on the left shows Ray's total benefits (or total willingness to pay) associated with seeing movies at the movie

Evaluate the energy change of the gas : A gas expands against a constant external pressure of 2.1 bar until its volume has increased from 4.8 L to 7.9 L. During this process it absorbs 590.0 J of heat from the surroundings. Calculate the energy change of the gas.

Explain what happened in the two time periods : Macropoland, a country that is a natural gas and oil importer, has a natural rate of unemployment (at the full employment level of GDP) that is about 4.5%, and the long run average rate of inflation over time has been about 2%.

What speed must the driver slow the car : A car is safely negotiating an unbanked circular turn at a speed of 29 m/s. The road is dry, and the maximum static frictional force acts on the tires, what speed must the driver slow the car

User Account

All Pages