Can someone please help me fill in the last three please it’s physics how to find mass

How does the amount of energy required to hold each proton and neutron in the nucleus compare to the energy released when they are removed?

Two polarizers are oriented at 70∘∘ to one another. unpolarized light falls on them. what fraction of the light intensity is transmitted?

The graph represents the distance a car travels over time while on the highway. which statement about the car's trip is accurate? a) the car does not move over time. b) the car travels at a constant velocity. c) the car's velocity increases constantly over time. d) the car's velocity decreases constantly over time.