phosphorus-32 undergoes beta decay. which particle correctly completes the equation to show that the numbers of nucleons on the two sides of the equation are equal?

Electromagnetic induction. a coil of wire contains n turns and has an electrical resistance r. the radius of each turn is a. initially, inside the coil there exists a uniform magnetic field of magnitude b0 parallel to the axis of the coil. the magnetic field is then reduced slowly. the current induced in the coil is i. how long does it take for the magnitude of the uniform field to drop to zero?

Give one example to show that when substances are mixed,it may result in a chemical or a physical change depending on the conditions.

Due in 40 explain in terms of frame of reference if you’re inside a moving train everything on the outside can seem to be moving