Which subatomic particle weighs virtually zero? Electron Neutron Proton

Using the periodic table, complete the table to describe each atom. type in your answers

For the reaction c6h14(g) & longrightarrow; c6h6(g) + 4h2(g), δp(h2)/δt was found to be 2.5 x 10-2 atm/s, where δp(h2) is the change in pressure of hydrogen. determine δp(c6h14)/δt for this reaction at the same time.

Nuclear decay is the spontaneous decay of one element into a. an x-ray b. a ray of light c. another element