Ahot air balloon rises 350 feet in 5 minutes what is the balloon’s ascent rate in feet per minute? how long did it take the balloon to rise 1470ft? estimate how high the balloon will ascend after 27 minutes.

Step-by-step explanation:

(350 ft) / (5 min) = 70 ft/min

(1470 ft) / (70 ft/min) = 21 min

(70 ft/min) * (27 min) = 1890 ft

51

step-by-step explanation:

73-22=51 the   mass number minus the amount of protons gives you the amount of neutrons