Caculate the composition of the vaper mixture
At 85 C the vaper pressure of A is 566 torr and that B is 250. Caculate the composition of a mixture of A and B that boils at 85 C when the presure is 0.60atm. Also Caculate the composition of the vaper mixture. Assume ideal behavior.
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If a room needs completely new air every 20.0 minutes, the volume of the room is 2560 cubic feet, what is the volume of air per second that is pumped into the room?
A runner with a mass of 60kg accelerates from 0 to 9 m/s in 3 s. Fin A runner with a mass of 60kg accelerates from 0 to 9 m/s in 3 s. Find the net force on the runner using the alternate form of Newton's second law.
A food chemist combusts 56g of a chocolate bar in a calorimeter containing 1.5 L of water (density Water = 1g/1ml). The initial temperature was 19 degrees Celsius and the final temperature was 73 degrees Celsius.
A liquid of unknown specific heat at temperature 20c was mixed with water at 80c in a container.final temperature was 50c and total mass was 100g. the second experiment at the same temperature was 20g less of the liguid and was poured into water,
Select the proper equations to describe the flight of the canister, perform a study to recommend a canister opening setting.
Assuming the volumes of all gases in the reaction are measured at the same temperature and pressure, calculate the volume of water vapor obtainable by the explosive reaction of a mixture of 725 mL of hydrogen gas and 325 mL of oxygen gas.
If the potential halfway between the plates is then +3.0 V, what is the electric field in the region between the plates? (Take directly towards the negative plate to be the positive direction.)
If the lie detector test tells the expert that the person is truthful, what is the probability that the person is a liar? If the test indicates that the person is a liar, what is the probability that the person is truthful?
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