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we have learned in this chapter that many ionic solids dissolve in water as strong electrolytes that is as separated
1 the mass percentage of chloride ion in a 2500-ml sample of seawater was determined by titrating the sample with
in the course of pumping up a bicycle tire a liter of air at atmospheric pressure is compressed adiabatically to a
in a diesel engine atmospheric air is quickly compressed to about 120 of its original volume estimate the temperature
calculate the average volume per molecule for an ideal gas at room temperature and atmospheric pressure then take the
the fahrenheit temperature scale is defined so that ice melts at 32degf and water boils at 212degfa derive the formulas
consider the combustion of one mole of h2 with 12 mole of o2 under standard conditions as discussed in the text how
when spring finally arrives in the mountains the snow pack may be two meters deep composed of 50 ice and 50 air direct
two identical bubbles of gas form at the bottom of a lake then rise to the surface because the pressure is much lower
how many possible arrangements are there for a deck of 52 playing cards for simplicity consider only the order of the
consider a system of two einstein solids with na 300 nb 200 and qtotal 100 compute the entropy of the most likely
according to the sackur-tetrode equation the entropy of a monatomic ideal gas can become negative when its temperature
compute the entropy of a mole of helium at room temperature and atmospheric pressure pretending that all the atoms are
polymers like rubber are made of very long molecules usually tangled up in a configuration that has lots of entropy as
a cylinder contains one liter of air at room temperature 300 k and atmospheric pressure 105 nm2 at one end of the
experimental measurements of heat capacities are often represented in reference works as empirical formulas for
sketch a qualitatively accurate graph of the entropy of a substance perhaps h2 o as a function of temperature at fixed
what partial-derivative relation can you derive from the thermodynamic identity by considering a process that takes
the results of either of the two preceding qs can also be applied to the vibrational motions of gas molecules looking
in the experiment of purcell and pound the maximum magnetic field strength was 063 t and the initial temperature was
when the sun is high in the sky it delivers approximately 1000 watts of power to each square meter of earths surface
in order to take a nice warm bath you mix 50 liters of hot water at 55degc with 25 liters of cold water at 10degc how
an ice cube mass 30 g at odegc is left sitting on the kitchen table where it gradually melts the temperature in the
in solid carbon monoxide each co molecule has two possible orientations co or oc assuming that these orientations are