If O2 is prepared at ultra high vacuum with a pressure of 10^-10 torr, what is the density in units of kg/m^3 of the gas? Make necessary reasonable assumptions and state them.

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"ain't i a woman? " is the name given to a speech, delivered extemporaneously, by sojourner truth, (1797–1883), born into slavery in new york state.sojourner truth' delivered her famous speech "ain't i a woman? " (which did not have a title at that moment) was given without any previous preparation. her dissertation took place at the women's convention in akron, ohio, in 1851.