Two identical vessels are filled, at the same temperature and pressure, with different gases. one is filled with hydrogen and the other with carbon dioxide. which statement is correct? a. carbon dioxide molecules will have inelastic collisions. b. the carbon dioxide molecules will collide more frequently than the hydrogen molecules. c. the hydrogen molecules have higher average kinetic energy than the carbon dioxide moleculesd. the hydrogen molecules are moving faster than the carbon dioxide molecules.

What’s the scientific notation for the number 6,840,000,000

In the following redox reaction which is the oxidizing agent and which is the reducing agent? alcl3 + na nacl + al

Plz mark brainliest 30 points 1) find the momentum of a 12 kg snowball that is rolling with a velocity of 9 m/s. 2) an 8 ball with a mass of .5 kg is sitting at rest. it is hit by the cue ball (1 kg) traveling at 2.5 m/s. if the cue ball is at rest after the collision, how fast is the 8 ball traveling after the collision? 3) two football players are running toward each other. if the offensive player is 75 kg and is running 8 m/s, how fast must the 60 kg defensive player run in order for the two players to hit and stop?