8. 495 cm3 of oxygen gas and 877 cm3 of nitrogen gas, both
at 25.0 °C and 114.7 kPa, are
injected into an evacuated
536 cm3 flask. Find the total
pressure in the flask, assuming
the temperature remains
constant.

14. complete and balance the equations for the single displacement reactions. a. zn + pb(no3)2 -> b. al + niso4 -> 15. complete and balance the equations for the double displacement reactions. a. agno3(aq) + nacl(aq) -> b. mg(no3)2(aq) + koh(aq) -> 16. complete and balance the equations for the combustion reactions. a. __ ch4 + o2 -> b. __ c3h6 + o2 -> c. + o2 ->

Which type of substance ionizes partially and gives off hydrogen ions when dissolved in water? a. strong acid b. strong base c. weak acid d. weak base

When the speed of the bottle is 2 m/s, the average maximum height of the beanbag is m.