Rank the following solutions from the highest [H3O+] (1) to the lowest [H3O+] (5).

[H3O+] = 3.16 * 10-4 M

[OH-] = 4.35 * 10-2 M

pH = 1.05

pOH = 7.0

pOH = 4.0

Which situation describes a hydrogen bond? View Available Hint (s) Which situation describes a hydrogen bond? The H atom of a water molecule interacts with the O lone-pair electrons of a neighboring water molecule.

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A sealed, insulated calorimeter contains water at 310 K. The surrounding air temperature is 298 K, and the water inside the calorimeter remains at 310 K two hours later.

What pressure (in atm) will a sample of o2 gas occupy at 100.0 ml, if o2 has a volume of 25.00 ml at 2.0 atm?

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