For a reaction, ΔH = -286 kJ. When is the reaction spontaneous? A. When TΔS = -286 kJ
B. When TΔS > 0
C. When TΔS < -286 kJ
D. When TΔS = 2(-286 kJ)

Agas has a volume of 0.7 l at 300 mmhg. what would be the new volume at 900 mmhg

Use the gizmo to find the concentration of the mystery ch3cooh. use the titrant and indicator shown below perform the titration. what is the titrant volume? titrant analyte indicator titrant volume analyte concentration naoh ch3cooh phenophthalein select one: a. 20.0 ml b. 27.0 ml c. 30.0 ml d. 24.0 ml

8) a mixture of he, ne and ar has a pressure of 7.85 atm. if the ne has a mole fraction of 0.47 and 8) ar has a mole fraction of 0.23, what is the pressure of he? a) 4.2 atm b) 3.7 atm c) 5.5 atm d) 2.4 atm e) 1.8 atm