The temperature of a 86.429 L sample of sulfur dioxide is changed, causing a change in pressure from 1.6592 atm to 5.4254 atm. If its new
temperature is 377.37 K and its new volume is 8.55 L, what was its original
temperature in kelvins?

Which of the following statements about acidic water is true? a. acid has no effect on the h, o molecules. b. the solution contains a larger number of oh ions than h, o ions. c. the solution contains a larger number of h, o ions than qh ions. d. the solution contains an equal number of h, o ions and oh ions. none of the above e.

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The bond energy for the van der waals bond between two helium atoms is 7.9×10−4ev. assuming that the average kinetic energy of a helium atom is (3/2)kbt, at what temperature is the average kinetic energy equal to the bond energy between two helium atoms