# Physics equations/13-Temperature, Kinetic Theory, and Gas Laws/Q:rmsMomentumTransfer

## A

1 What is the root-mean-square of 27, 4, and -39?

 a) 1.734 x 101 b) 1.946 x 101 c) 2.183 x 101 d) 2.449 x 101 e) 2.748 x 101

2 What is the rms speed of a molecule with an atomic mass of 9 if the temperature is 60 degrees Fahrenheit?

 a) 5.03 x 102 m/s b) 6.09 x 102 m/s c) 7.38 x 102 m/s d) 8.95 x 102 m/s e) 1.08 x 103 m/s

3 If a molecule with atomic mass equal to 7 amu has a speed of 289 m/s, what is the speed at an atom in the same atmosphere of a molecule with an atomic mass of 22 ?

 a) 1.11 x 102 m/s b) 1.35 x 102 m/s c) 1.63 x 102 m/s d) 1.98 x 102 m/s e) 2.39 x 102 m/s

## B

1 What is the root-mean-square of 33, 27, and -39?

 a) 2.105 x 101 b) 2.362 x 101 c) 2.65 x 101 d) 2.973 x 101 e) 3.336 x 101

2 What is the rms speed of a molecule with an atomic mass of 20 if the temperature is 86 degrees Fahrenheit?

 a) 6.15 x 102 m/s b) 7.45 x 102 m/s c) 9.03 x 102 m/s d) 1.09 x 103 m/s e) 1.32 x 103 m/s

3 If a molecule with atomic mass equal to 9 amu has a speed of 431 m/s, what is the speed at an atom in the same atmosphere of a molecule with an atomic mass of 23 ?

 a) 1.84 x 102 m/s b) 2.23 x 102 m/s c) 2.7 x 102 m/s d) 3.27 x 102 m/s e) 3.96 x 102 m/s

## C

1 What is the root-mean-square of 6, -2, and -44?

 a) 1.619 x 101 b) 1.817 x 101 c) 2.039 x 101 d) 2.287 x 101 e) 2.566 x 101

2 What is the rms speed of a molecule with an atomic mass of 7 if the temperature is 107 degrees Fahrenheit?

 a) 7.22 x 102 m/s b) 8.74 x 102 m/s c) 1.06 x 103 m/s d) 1.28 x 103 m/s e) 1.55 x 103 m/s

3 If a molecule with atomic mass equal to 7 amu has a speed of 399 m/s, what is the speed at an atom in the same atmosphere of a molecule with an atomic mass of 31 ?

 a) 8.8 x 101 m/s b) 1.07 x 102 m/s c) 1.29 x 102 m/s d) 1.56 x 102 m/s e) 1.9 x 102 m/s