Which of theses reactions show decomposition? a H2=h2 H
b. 2 NaCl → 2 Na + Cl2
c. NaF=HC HF NaCl
d. I2+2 NaCl → 2 Nal + Cl2

If a hydrogen atom is neutral, it must also have  one electron. an oxygen atom (o) has an atomic number of eight (8). this means a neutral oxygen atom has eight protons and eight electrons. the element actium (ac) has an atomic number of 89, so it has 89 protons and 89 electrons in a neutral atom

What do you mean by that? like the contents? the thc level?