Energy and Mass: During a reaction, a reactant loses 4.8 × 10-28 kg of mass. How many joules of energy are released? (c = 3.0 × 108 m/s)
A. 4.3 × 10-11 J
B. 1.4 × 10-19 J
C. 1.6 × 10-36 J
D. 5.3 × 10-45 J
Answer: A
You might also like to view...
The description large somewhat dirty snowball model fits the physical structure of ____________________
Fill in the blank(s) with correct word
A figure skater rotating at 5.00 rad/s with arms extended has a moment of inertia of 2.25 kg ? m2. If he pulls in his arms so his moment of inertia decreases to 1.80 kg ? m2, what will be his new angular speed?
A) 2.25 rad/s B) 4.60 rad/s C) 6.25 rad/s D) 0.81 rad/s
When water vapor condenses out at the cool tops of convection cells, what happens?
A) It rains. B) It snows. C) Clouds form. D) A hurricane forms. E) A tropical depression forms.
After rolling half-way down an incline, a marble's kinetic energy is
A) less than its potential energy. B) greater than its potential energy. C) the same as its potential energy.