5. When the equation ; (basic solution) is balanced using the smallest whole-number coefficients, wh
[17.-18].Arrows in the energy diagram below represent enthalpy changes occurring in theexothermic fo
6. For the reaction of sodium bromide with chlorine gas to form sodium chloride and bromine, whatare
10. Calculate the work energy, w, gained or lost by the system when a gas expands from 20L to 35 L a
19. The following diagram shows a close-up view of the vapor pressure curves for a puresolvent and a
20. What is the mole fraction of oxygen in a gas mixture that is 27% oxygen and 73%nitrogen by volum
21.A concentration-time study of the gas phase reaction 2 A3 - 3 A2 produced the datain the table be
13. For the conversion of water to ice at 25℃ and 1 atm,(A)△G is negative and △H is negative. (B) △G
14. Each of three identical 15.0-L gas cylinders contains 7.50 mol of gas at 295 K. Cylinder Acontai
18.For acid solutions of the same molarity acid strength is proportional to the equilibriumconcent t
16. Based on the relative strengths of the intermolecular forces of attraction of eachsubstance, whi
17. How much heat is released when 95.0 g of steam at 100.0℃ is cooled to ice at -15.0℃ ?The enthalp
18. Barium has a radius of 224 pm and crystallizes in a body-centered cubic structure. Whatis the ed