Graciella divided her grapes equally among 6 friends. If each friend received 16 grapes how many grapes did Graciella have?

it means there are 3 atoms of oxygen

the dissolution of polymer can be thermodynamically described in 2 steps.

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.