A BMW 325xi is traveling at 190 km/h, and using gasoline at a rate of 16 L per 100 km. What does this correspond to in miles per gallon? Give the answer with correct significant figures. Show
your work.

Because electrons have negligible mass, to account for the mass of the isotope, there must be 16 neutrons, 16 neutrally charged, massive, fundamental particles present in the sulfur nucleus. and thus finally, if we have the 32s2− ion, there are 18 electrons, 16 protons, and 16 neutrons.

Ireally don’t know this