Why would the mouth of a river have more water than the mouth of one of its tributaries?

What is the density of the black hole

The reaction q+r2=r2q is found to be first order in r2 and

Will mark brainliest 26. which of these statements are true? (3 points) a. gases are compressible b. gases fill their containers completely c. the pressure of a gas is independent of the temperature d. gases have mass e. gases exert pressure f. the pressure of a gas is dependent on the volume g. gas pressure results from the collisions between gas particles h. gases have a definite volume and shape