Circle the letter of each sentence that is true about digestive enzymes a. Enzymes require just the right temperature and pH to work
b. The pH must be neutral for all enzymes to work
c. Some enzymes require the pH to be high
d. Some enzymes require the pH to be low

Bose-einstein condensation occurs at what temperature?

What happens to the atomic radius when an elctron is lost

Plz mark brainliest 30 points1) 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?