Sodium metal reacts with water in a single-displacement reaction. Which of the following best describes the identity of the products of this reaction?.

When amy exercises in her fitness center for 1 hr she burns a total of 475 calories. if she burns 9 calories a minute jogging on the treadmill and then burns 6.5 calories a minute pedaling on the stationary bicycle how many minutes of the hour does she spend exercising on the bicycle?

Amedium water hose can fill a pool in 30 minutes. a larger water hose can fill the same pool in 20 minutes. if both hoses are turned on at the same time, how long will it take to fill the pool? -what equation can be used to solve this work problem? -how many minutes will it take both hoses to fill the pool?

Ligers are a cross between lions and tigers. they exist only in zoos because lions and tigers do not live together in the wild. which is a reason why lions and tigers are considered separate species?