Explain the initial temperature of the calorimeter

Assignment Help Chemistry

Reference no: EM13213188

In the following experiment, a constant-pressure calorimeter containing 100 ml of H2O is used. The initial temperature of the calorimeter is 20.7oC. If 6g of CaCl2 is added to the calorimeter, what will be the final temperature of the solution in the calorimeter?

The heat of solution of CaCl2 is -82.8 kJ/mol.

The specific heat of water is Cs = 4.18 J g-1 K-1

Reference no: EM13213188

Questions Cloud

Explain which is more electronegative hydrogen or deuterium : the dipole moment of CD^3F is 1.858 D, which is more electronegative, hydrogen or deuterium?

What value would you predict for s and why : The forecasting staff for the Prizer Corporation has developed a model to predict sales of its air-cushioned-ride snowmobiles. The model specifies that sales S vary jointly with disposable personal income Y and the population between ages 15 and 4..

Depict a rough energy band showing the valence : In what type of material is the energy gap between the valence and the conduction band the greatest? Na, Ge or diamond. Draw a rough energy band showing the valence

Explain equation and an enthalpy change : Given an equation and an enthalpy change, how much heat is involved when a certain amount of an element

Explain the initial temperature of the calorimeter : The initial temperature of the calorimeter is 20.7oC. If 6g of CaCl2 is added to the calorimeter, what will be the final temperature of the solution in the calorimeter?

Describe is the farmers mix of inputs optimal : Given his plot of land, a farmer uses labor (10 workers), capital (5 pieces of equipment), and fertilizer (5 tons) to produce corn. He has figured that each additional worker hired over the course of the growing season adds 5000 bushels to his cro..

Compute the percentage of camphor : A mixture of camphor and water boils at approximately 99.1?C. At this temperature the vapour pressure of water is 736 mmHg. Calculate the percentage of camphor and water in the steam distillate by number of moles.

Define a sample of carbon monoxide gas : A sample of carbon monoxide gas whose mass is 7.75 g is heated from 25 oC to 166 oC at a constant pressure of 5.52 bar.

Explain octane ratings are assigned to gasoline mixtures : Octane ratings are assigned to gasoline mixtures based on their ability to prevent knocking relative to isooctane. Estimate the energy released during the combustion of 1.00 mol of pure isooctane.

User Account

All Pages