C6H5-C6H5 + 5F2 = 2C6H3F3 + 4HF
What is Qc for the system above?

your answers are a,b,,e and f

i hope this

i believe it is-

d.) gravity pulled particles of dust and gas together to form planets.

nacl or sodium chloride is an ionic compound. this is because an ionic compound pertains to a compound that consists of positively and negatively charged ions. in this case, na (sodium) has a tendency to lose one electron when it reacts with with other atoms, so the resulting sodium ion contains 11 protons and 10 electrons, thus making it positively charged (na+), when chlorine reacts, it usually gains one electron to form an ion called chloride, thus making it negatively charged ( since the ions are oppositely charged, they attract.