Ahummingbird can travel up to 15 meters per second. what is the hummingbird's speed in miles per hour? 1 mile ≈ 1609 meters enter your answer, as a decimal to the nearest tenth, in the box.

there are 3600 seconds per hour

15 * 3600 = 54000 meters per hour

54000/ 1609 = 33.56

 round to 33.6 miles per hour

10.8109 amu

Step-by-step explanation:

The average atomic mass of boron is determined as the average of the atomic masses of both isotopes weighed by their respective abundances.

Therefore, the average atomic mass is given by:

The average atomic mass of boron isotopes is 10.8109 amu.