Answer is d. in hetrogeneous you can separate things from each other
<span>4 C3H5(NO3)3 = 12 CO2 + 6 N2 + 10 H2O + O<span>2
That's the answer lovely~</span></span>
The idea of electric field was presented by Michael Faraday. The electrical field constrain acts between two charges, similarly that the gravitational field compel acts between two masses.
The charge of a nucleus is positive
D. uranium: atomic number 92, mass 238, neutrons 146
238-92=146
