[05.04]a mixture of two gases exerts a total pressure of 1.22 atm. if the partial pressure of one of the gases is 0.58 atm, what is the partial pressure of the other gas in the mixture? 0.48 atm 0.64 atm 0.71 atm 2.1 atm

Diamond will scratch quartz. true or false

Henry, whose mass is 95 kg, stands on a bathroom scale in an elevator. the scale reads 830 n for the first 2.4 s after the elevator starts moving, then 930 n for the next 2.4 s. part a what is the elevator's speed 4.8 s after starting? express your answer with the appropriate units.

You throw a small rock straight up from the edge of a highway bridge that crosses a river. the rock passes you on its way down, 7.00 s after it was thrown. what is the speed of the rock just before it reaches the water 28.0 m below the point where the rock left your hand? ignore air resistance.