An astronaut of mass 210 kg including his suit and jet pack wants to acquire a velocity

Question:

An astronaut of mass 210 kg including his suit and jet pack wants to acquire a velocity of to move back toward his space shuttle. Assuming the jet pack can eject gas with a velocity of 2.0 m/s, what mass of gas will need to be ejected?
Fantastic news! We've Found the answer you've been seeking!

Step by Step Answer:

Related Book For  book-img-for-question
Question Posted: