Compute the change is s from standard molar

Assignment Help Chemistry
Reference no: EM13171631

2Na2O2(s) + 2H20(l) --> 4NaOH(aq) + O2(g)

-Predict the sign of Change in S for this reaction and explain.

-Calculate the Change is S from standard molar entropy values. S for Na2O2(s) = 95 J/mol K

Reference no: EM13171631

Questions Cloud

Compute the temperature of the water : calculate the final temperature of the water after all the ice melts. heat capacity of H2O: 37.7 J/mol*k heat capacity of H2O l: 75.3 J/mol*k enthalpy of fusion of H2O: 6.01 kJ/mol
Explain the process is exothermic : A reaction produces 2 moles of a solid product from 2 moles of liquid and 1 mole of gas reactants. The process is exothermic
Identify the supernate and predict the theoretical yield : consider the reaction using equal volumes of 10.0ml solutions of 0.25M calcium chloride and 0.25 M silver nitrate poured into a test tube. write the balanced equation, net ionic equation, identify the precipitate, identify the supernate and predic..
What is the solid remaining : Given a solution containing 0.01M of lead chloride and 0.01M of lead chromate, calculate the concentration of Pb2+. Using the Ksp(PbCl2)=1.7x10^-5 and Ksp(PbCrO4)=1.77x10^-14. What is the solid remaining?
Compute the change is s from standard molar : Predict the sign of Change in S for this reaction and explain. -Calculate the Change is S from standard molar entropy values. S for Na2O2(s) = 95 J/mol K
Psychological anthropologists : Psychological anthropologists take it for granted that.
What is the molecular formula : an unknown compound has the formula CxHyOz. you burn .237g of the compound and isolate .347g of CO2 and .142g of H20. if the molar mass o te compound is 30.03g/mol, what is the molecular formula?
State dialysis bag in the osmosis and dialysis : Why did the dialysis bag in the osmosis and dialysis experiment change
How many grams of cacl are required to cause a burn : Using calorimetry experiment, how many grams of CaCl are required to cause a burn at 60 degrees celsius in 1000mL of water?

Reviews

Write a Review

Chemistry Questions & Answers

  Write formula for binary compound between element r and z

If 2 new elements have been discovered and one is R, a new element from the family with 3 valence electrons and Z, a new element from the family with 6 valence electrons. Write the formula for the binary compound between element R and element Z.

  Balancing equation to calculate correct number of moles

Balancing equation to calculate correct number of moles If CaC2 + 2 H2O --> C2H2 + Ca(OH)2 then, there are 65 grams of calcium carbide

  Explain and identifying organic compounds

Identifying Organic Compounds, A colorless liquid A (C3H6O) was soluble in water and ether, and had a boiling point of 94-96 degrees Celsius. It decolorized a Br2-CH2Cl2 solution and gave a positive ceric nitrate test

  State the structures of the disulfides

The structures of the disulfides (MS2) show an apparently unusual trend, proceeding from left to right across the transition series. On the left side (TiS2, ZrS2, MoS2, etc.)

  Explain ferrocene cannot be nitrated using the conventional

Ferrocene cannot be nitrated using the conventional HNO3-H2SO4 mixed acid conditions

  Identify the limiting reagent

The equation for the complete combustion of ethene (C2H4) is C2H4(g) + 3 O2(g) ==> 2CO2(g) + 2H2O(g) If 2.70 mol C2H4 is reacted with 6.30 mole O2,

  Determine the volume of the methane at stp

Determine the volume of the methane at STP if bacterial culture isolated from sewage produced 35.5 mL of methane, CH 4 , at the temperature of 31 degree Celsius and at pressure of 753 mmHg.

  What was the speed of the tgv

In May 1990 the French TGV train traveled the distance from Paris to Lille, France (127 miles) in .819 hours. What was the speed of the TGV in m/s?

  Calculate the molarity of each of the following solutions

Calculate the molarity of each of the  following solutions(a) 29.0 g of ethanol (C2H5OH) in 545 mL of solution.

  Calculate the percent ionic character of this molecule.

A hypothetical molecule, X-Y, has a dipole moment of 1.90 D and a bond length of 169 pm. Calculate the percent ionic character of this molecule.

  What equation would be used to solve for the equilibrium

A mixture of 1 atm chlorine gas and 1 atm oxygen gas and no product undergoes this reaction. Cl2 + 2 O2 ---> 2 ClO2 What equation would be used to solve for the equilibrium concentrations

  How much work has been done

a piston has an external pressure of 10.0 atm. How much work has been done is the cylinder goes from a volume of 0.180 liters to 0.630 liters

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