Aparticle that orbits around the nucleus is called

The correct answer is weight.

B.1 - hydrogren-1 can only mean there is 1 neutron. it's obvious there is 1 proton or else it wouldn't be hydrogen, so they wouldn't put a number after it unless they were indicating the number of neutrons

Ans() ; the burning of them contributes to global warmingthey come from decayed organic material;