Ask Question, Ask an Expert

+61-413 786 465

info@mywordsolution.com

Ask Chemistry Expert

Calculate the heat of solution for sodium acetate when 35.0mL of water is in a calorimter and 1.5461g of sodium acetate is added. The initial temperature is 23.0 C and the final temperature is 24.8 C. The heat capacity of the calorimeter is 38.2 J/C and the temperature change of the calorimeter is 40.5 C.

Chemistry, Academics

  • Category:- Chemistry
  • Reference No.:- M9857121

Have any Question?


Related Questions in Chemistry

A paint contains 1800 ppm lead approximately what mass of

A paint contains 180.0 ppm lead. Approximately what mass of lead will be in 1.00  cm ^3 of this paint when 1.00 gal is uniformly applied to 445.0 ft 2  of a wall. The density of the paint is 8.00 lb/gal.

The heat fusion of pure silicon is 434 kjmol how much

The heat fusion of pure silicon is 43.4 kJ/mol. How much energy would be needed to melt a 5.24 - g sample of silicon at its melting point of 1693 K?

The threshold wavelength for the photoelectric effect for

The threshold wavelength for the photoelectric effect for silver is 262nm. What is the work function for silver and what is the maximum KE of an emitted electron if the incident light has a wavelength of 212nm?

A chemist makesnbsp260 ml of silverii A chemist makes 260. mL of silver(II)

A chemist makes 260. mL of silver(II) oxide AgO working solution by adding distilled water to 50.0 mL of a 0.000205 M stock solution of silver(II) oxide in water. Calculate the concentration of the chemist's working solu ...

Consider two acids hcn and Consider two acids HCN and HNO2:                     

Consider two acids HCN and HNO2:                      HNO2   +   H2O      NO2-    +   H3O+ Ka = 5.1 x 10-4          HCN   +   H2O        CN-     +  H3O+   Ka = 2.1 x 10-9  Which of the following statements is/are true? A ...

A photon of wavelength 200 nm strikes the surface of a

A photon of wavelength 200 nm strikes the surface of a metal causing an electron to be ejected with kinetic energy of 4.3 x 10-19 J. What was the threshold frequency of the metal?

Consider the following reactionco h2 ltgt ch3oha reaction

Consider the following reaction: CO + H2 CH3OH A reaction mixture in a 5.18 L flask at a certain temperature contains 26.8 g CO and 2.36 g H2 . At equilibrium, the flask contains 8.67 g CH3OH. Calculate the equilibrium c ...

How many formula units ofnbspna2so4are present in

How many formula units of Na2SO4are present in a 450 gram sample of the salt? Use 6.022×1023mol-1 or Avogadro's number. Report your answer in scientific notation. Your answer should have two significant figures.

1 a beaker contains a clear colorless liquidnbspit has

1. A beaker contains a clear, colorless liquid. It has three chemical substances in it, two are liquid and one of them is a solid. How could you determine if it has water, ethanol, and table salt? Remember you're not all ...

How well does tiger brands vision and mission statement

How well does Tiger Brand's vision and mission statement help narrow down feasible alternative strategies available for the firm?

  • 4,153,160 Questions Asked
  • 13,132 Experts
  • 2,558,936 Questions Answered

Ask Experts for help!!

Looking for Assignment Help?

Start excelling in your Courses, Get help with Assignment

Write us your full requirement for evaluation and you will receive response within 20 minutes turnaround time.

Ask Now Help with Problems, Get a Best Answer

Why might a bank avoid the use of interest rate swaps even

Why might a bank avoid the use of interest rate swaps, even when the institution is exposed to significant interest rate

Describe the difference between zero coupon bonds and

Describe the difference between zero coupon bonds and coupon bonds. Under what conditions will a coupon bond sell at a p

Compute the present value of an annuity of 880 per year

Compute the present value of an annuity of $ 880 per year for 16 years, given a discount rate of 6 percent per annum. As

Compute the present value of an 1150 payment made in ten

Compute the present value of an $1,150 payment made in ten years when the discount rate is 12 percent. (Do not round int

Compute the present value of an annuity of 699 per year

Compute the present value of an annuity of $ 699 per year for 19 years, given a discount rate of 6 percent per annum. As