Compute the change in temperature when 18 g of sodium

Assignment Help Chemistry
Reference no: EM13385407

Compute the change in temperature when 1.8 g of sodium chloride is dissolved in 300.0 mL of water initially at 20C. 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: EM13385407

Questions Cloud

What is the freezing point of a solution of sodium chloride : some physical properties of water are shown below.freezing point 0.00degcboiling
Assignment must be original fresh work in apa format w3-4 : assignment must be original fresh work in apa format w3-4 reerences will pay15you are a manager in a fictitious company
A 250 ml sample of river water was titrated with 00010 m : a 25.0 ml sample of river water was titrated with 0.0010 m na2cr2o7 and required 8.3 ml to reach the end-point. what is
Given that is the central atom draw a lewis structure of in : given that is the central atom draw a lewis structure of in which the formal charges of all atoms are zero.nbspdraw the
Compute the change in temperature when 18 g of sodium : compute the change in temperature when 1.8 g of sodium chloride is dissolved in 300.0 ml of water initially at 20c. the
A sample of neon has a volume of 610 ml when it is at a : a sample of neon has a volume of 610 ml when it is at a pressure of 867 mmhg. what will be the volume when the pressure
If gasoline is selling for 320gal what would the price of : ethanol c2h5oh and gasoline assumed to be all octane c8h18 are both used as automobile fuel. if gasoline is selling for
Using a company of your choice determine the strategic : using a company of your choice determine the strategic business goals. develop an it strategy that aligns to the
A solution initially 0100 m in hocl and 0300 m in naocl : a solution initially 0.100 m in hocl and 0.300 m in naocl. what is the ph in 0.030 mol of solid naoh is added to 1.00 l

Reviews

Write a Review

Chemistry Questions & Answers

  Define lone pairs on the central atom

If the symbol X represents a central atom, Y represents outer atoms, and Z represents lone pairs on the central atom, the structure Y--X(with 2 lone pairs)--Y can be abbreviated as XY2Z2

  Compute equilibrium constant for the reaction

2NOCl(g) = 2NO + Cl2 When 3.00 mol of NOCL is heated to a given temp. in a 2.00 L container, 1.70 fol NOCL remain at equilibrium. a.) Calculate the equilibrium concentration of each substance in the reaction

  Determine the reaction sodium hydroxide

Consider the reaction between 50.0 mL of 0.200 M sodium hydroxide and 75.0 mL of 0.100 M HCl at 25 degrees Celsius. Which of the following is true?

  Explain the esterification of glycerol

Using condensed formulas, draw the mono-,di-,and triglycerides that would result from the esterification of glycerol with each of the following fatty acids: a) Palmitic acid b) Lauric acid

  How many grams of ch4 must be burned to release 490 kj of

how many grams of ch4 must be burned to release 490 kj of heat based on this thermochemical equationch4 2 o2 --gt co2

  What is the ph of a solution

For H3PO4, a tripotic acid, Ka1 = 7.1 × 10-3, Ka2 = 6.3 × 10-8, and Ka3 = 4.5 × 10-13. What is the pH of a solution which contains 0.200 mol of K2HPO4 and 0.300 mol of Na3PO4 per liter of solution?

  Define the temperature of the solution is maintained

1.0 M acid and two pt electrodes connected to a voltmeter. You then add 10.00 ml of 1.00 M Fe^+2 solution to the beaker. The temperature of the solution is maintained at 25 C.(R= 8.314 coulomb V/(mol K), F= 9.64853 x 10^4 coulomb/mol)

  Statements about natural radioactive emissions is incorrect

Which of the following statements about natural radioactive emissions is incorrect?

  Explain the water pressure compressed the balloon

As the sample descended, the water pressure compressed the balloon and reduced its volume. When the pressure had increased to 35.0 atat was the volume of the sample. Assume that the temperature was held constant.

  Determine the decrease in the boiling temperature

As per the Haber Process(N2(g)+ 3 H2(g)= 2 NH3(g) ) ,what mass of nitrogen should you see in the reaction If you must produce 700g of ammonia? Percent yield of this reaction = 70%

  Explain what is the theoretical yield in grams of c2h2

CaC2 + 2 H2O --> Ca(OH)2 + C2H2 If 100. g of CaC2 and 100. g H2O are mixed, what is the theoretical yield (in grams) of C2H2 that can be produced

  Explain perform the degrees-of-freedom analysis

perform the degrees-of-freedom analysis and calculate the rates of (1) fresh propane feed, (2) propane entering and (3) exiting the reactor

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