D: proton
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12 (a) Explain what is meant by the binding energy of a nucleus. (b) The following nuclear reaction takes place: ²³⁵…
The results of the α-particle scattering experiment provide evidence for the structure of the atom. Result 1: The va…
When α-particles are directed at gold leaf: 1 almost all α-particles pass through without deflection 2 a few α-partic…
What is a statement of the principle of conservation of momentum for a system?
An astronaut of mass m in a spacecraft experiences a gravitational force F = mg when stationary on the launchpad. Wha…
An object is fully submerged in a liquid. A student determines the ratio upthrust acting on the object weight of th…